Stuck on "flying color dots" - Nexus 6P Q&A, Help & Troubleshooting

My Nexus 6P started bootloping a couple of weeks back. It used to bootloop upto the "Google" logo, but occasionally used to go past that and start up. I followed the step-by-step guide from here:
https://forum.xda-developers.com/nexus-6p/general/guides-how-to-guides-beginners-t3206928
I did the following steps:
1. How To Unlock Your Bootloader
2. How To Install A Custom Recovery On Your Device
6. How To Root
and
8. How To Install A Custom Kernel With TWRP Recovery
This, however, didn't help me fix the bootloop issue. I read on a different thread that restoring to stock has helped some folks. So I followed:
10. How To Flash The Factory Images (Return To Stock)
Now the phone sometimes reaches up to the "flying color dots", but never goes past beyond that. Can anyone help me with this situation please?
I tried to go into the Recovery mode, but that doesn't help either. After selecting "Recovery", the phone bootloops as usual. But eventually goes to "flying dots".
Any help is greatly appreciated.

Are you flashing it with the flashall script or flashing the files manually?

I had the exact symptoms the first time I flashed 7.12 because I had erased the cache partition before I realized it was no longer included. You can try: Download the last version of 7.11, which would have been around April, and extract the cache.img. Copy it in with the other images and follow 10 (or 9) in Heisenberg's How-To again and include the two fastboot image commands. That fixed mine.

bhushansc007 said:
I tried to go into the Recovery mode, but that doesn't help either. After selecting "Recovery", the phone bootloops as usual. But eventually goes to "flying dots"..
Click to expand...
Click to collapse
Put it in fastboot mode and format (not erase) system, userdata and cache. Note any errors? Then use flash-all.bat with the latest image to (potentially) recover. Not being able to boot into Recovery mode is not a good sign.

v12xke said:
Put it in fastboot mode and format (not erase) system, userdata and cache. Note any errors? Then use flash-all.bat with the latest image to (potentially) recover. Not being able to boot into Recovery mode is not a good sign.
Click to expand...
Click to collapse
I erased all partitions (except radio) and then tried to format all. Some failed formatting, but that did the trick.

Related

Updating to 4.3 Image with fastboot failed.

Hi guys
I was trying to update to 4.3 using fastboot and after finishing i got stuck with the google on the screen. So i went on to try it again, this time installing each .img in the zip manually. While i was sending the System.img the usb connection broke and i tried again to no avail. So i was like lets do this again. So i went i started all over again with erasing boot, now the terminal is stuck on that and not going forward. Im out of options. Really need help, im helpless here. Please.
Thank You
Cantacid said:
Hi guys
I was trying to update to 4.3 using fastboot and after finishing i got stuck with the google on the screen. So i went on to try it again, this time installing each .img in the zip manually. While i was sending the System.img the usb connection broke and i tried again to no avail. So i was like lets do this again. So i went i started all over again with erasing boot, now the terminal is stuck on that and not going forward. Im out of options. Really need help, im helpless here. Please.
Thank You
Click to expand...
Click to collapse
Is that a Mac? There is another thread with a guy having issues flashing system.img using a Mac. Not sure if he was able to fix it or not. He was able to flash all the other images just not system.img.
For reference from Efrant's thread on flashing image files if your phone hangs during first boot try this:
Note that some users indicate that they can't get past the X on boot. If this happens to you, reboot into the bootloader and select recovery. Then, when you see the Android with the red exclamation mark, hold power and press volume up to take you to the menu. Wipe cache. If that still doesn't work, boot back into recovery and do a factory reset.
http://forum.xda-developers.com/showthread.php?t=2010312
I had the boot issue when I first flashed the images and just formatting the cache fixed it for me. I later had to do a factory reset as the phone was reporting the wrong storage size, 8 GB instead of 16 GB and the reset fixed it.
Here is the other guys Mac thread, not sure it will help you or not.
http://forum.xda-developers.com/showthread.php?t=2377647
kzoodroid said:
Is that a Mac? There is another thread with a guy having issues flashing system.img using a Mac. Not sure if he was able to fix it or not. He was able to flash all the other images just not system.img.
For reference from Efrant's thread on flashing image files if your phone hangs during first boot try this:
Note that some users indicate that they can't get past the X on boot. If this happens to you, reboot into the bootloader and select recovery. Then, when you see the Android with the red exclamation mark, hold power and press volume up to take you to the menu. Wipe cache. If that still doesn't work, boot back into recovery and do a factory reset.
http://forum.xda-developers.com/showthread.php?t=2010312
I had the boot issue when I first flashed the images and just formatting the cache fixed it for me. I later had to do a factory reset as the phone was reporting the wrong storage size, 8 GB instead of 16 GB and the reset fixed it.
Here is the other guys Mac thread, not sure it will help you or not.
http://forum.xda-developers.com/showthread.php?t=2377647
Click to expand...
Click to collapse
And the thing about cleaning caches is locking and unlocking bootloader does the same. Tried, i cant install recovery and system .img for some reason.
Thank you for the quick reply, seems the like the guy is having the same issue. Will post it there as well.
The issue is to fastboot the system.img
Cantacid said:
And the thing about cleaning caches is locking and unlocking bootloader does the same. Tried, i cant install recovery and system .img for some reason.
Thank you for the quick reply, seems the like the guy is having the same issue. Will post it there as well.
The issue is to fastboot the system.img
Click to expand...
Click to collapse
I see you are in the other thread too but I will post this here also.
According to this thread when using a Mac you don't flash the system or kernel (boot) images.
http://forum.xda-developers.com/showthread.php?t=2377691
kzoodroid said:
I see you are in the other thread too but I will post this here also.
According to this thread when using a Mac you don't flash the system or kernel (boot) images.
http://forum.xda-developers.com/showthread.php?t=2377691
Click to expand...
Click to collapse
Yeah you do. I just did this on my Mac for my Nexus 4 and Nexus 7 last night with absolutely no issues.
The procedure I used is as follows...
1.1) Download the factory image and ensure all .img files are extracted to the "platform-tools" folder
1.2) Boot phone into fastboot mode by powering it down then holding volume down/power at the same time until the fastboot screen appears
2) Plug the phone into the computer via USB cable
3) Open terminal and type: fastboot devices (if it recognizes your phone's serial number you are ready to move forward)
4) Reboot by typing: fastboot reboot-bootloader (I do this just to test the connection but it's not 100% necessary)
5) Flash the bootloader: fastboot flash bootloader /Users/kevin/Desktop/Android/sdk/platform-tools/bootloader.img
6) Reboot: fastboot reboot-bootloader
7) Flash the radio: fastboot flash radio /Users/kevin/Desktop/Android/sdk/platform-tools/radio.img
8) Reboot: fastboot reboot-bootloader
9) Flash the system partition: fastboot flash system /Users/kevin/Desktop/Android/sdk/platform-tools/system.img
10) Flash the data partition: fastboot flash userdata /Users/kevin/Desktop/Android/sdk/platform-tools/system.img (Note: this command will wipe your device)
11) Flash the kernel/ramdisk: fastboot flash boot /Users/kevin/Desktop/Android/sdk/platform-tools/boot.img
12) Flash the recovery partition: fastboot flash recovery /Users/kevin/Desktop/Android/sdk/platform-tools/recovery.img
13) Erase the cache partition: either a) fastboot erase cache OR b) fastboot format cache <<== (the second option seems to work better for most people and it's what I used)
14) Reboot: fastboot reboot
After completing step 14 your phone should reboot to the initial setup screen. If you follow those steps vigorously you won't have any issues. If it doesn't work you did something wrong and should start over. If it doesn't work on a second try then I'd re-download the system image from HERE again just to be sure the .img files you are ultimately trying to use aren't corrupt somehow.
sn0warmy said:
Yeah you do. I just did this on my Mac for my Nexus 4 and Nexus 7 last night with absolutely no issues.
The procedure I used is as follows...
1.1) Download the factory image and ensure all .img files are extracted to the "platform-tools" folder
1.2) Boot phone into fastboot mode by powering it down then holding volume down/power at the same time until the fastboot screen appears
2) Plug the phone into the computer via USB cable
3) Open terminal and type: fastboot devices (if it recognizes your phone's serial number you are ready to move forward)
4) Reboot by typing: fastboot reboot-bootloader (I do this just to test the connection but it's not 100% necessary)
5) Flash the bootloader: fastboot flash bootloader /Users/kevin/Desktop/Android/sdk/platform-tools/bootloader.img
6) Reboot: fastboot reboot-bootloader
7) Flash the radio: fastboot flash radio /Users/kevin/Desktop/Android/sdk/platform-tools/radio.img
8) Reboot: fastboot reboot-bootloader
9) Flash the system partition: fastboot flash system /Users/kevin/Desktop/Android/sdk/platform-tools/system.img
10) Flash the data partition: fastboot flash userdata /Users/kevin/Desktop/Android/sdk/platform-tools/system.img (Note: this command will wipe your device)
11) Flash the kernel/ramdisk: fastboot flash boot /Users/kevin/Desktop/Android/sdk/platform-tools/boot.img
12) Flash the recovery partition: fastboot flash recovery /Users/kevin/Desktop/Android/sdk/platform-tools/recovery.img
13) Erase the cache partition: either a) fastboot erase cache OR b) fastboot format cache <<== (the second option seems to work better for most people and it's what I used)
14) Reboot: fastboot reboot
After completing step 14 your phone should reboot to the initial setup screen. If you follow those steps vigorously you won't have any issues. If it doesn't work you did something wrong and should start over. If it doesn't work on a second try then I'd re-download the system image from HERE again just to be sure the .img files you are ultimately trying to use aren't corrupt somehow.
Click to expand...
Click to collapse
In the other walk through flash system image and boot image is replaced by "./fastboot update image-occam-jwr66v.zip". This could help those who are having problems flashing the system image file. I've also seen this method used for windows in that all you flash is the bootloader image then the update image and your done.
-w is to clear the userdata, but the problem is its not pushing the system.img on the phone! Tried without -w and yet the same issue! I have restored my previous rom and madea nandroid for 4.2.2 stock! Might go back to that and try updating ota! Can somebody confirm if i have to lock bootloader and lose root to get an update!
I have no clue why the same steps work for 4.2.2 but not 4.3 image files!
Sent from my Nexus 4 using Tapatalk 4 Beta
One thing I don't think anyone has mentioned (which may actually be the core solution to this problem for everyone) is that you need to update your SDK Platform from 17 to 18 and you need to install "Android Support Repository" in order for 4.3 to properly flash. To do this open terminal and paste the path to the "android" executable file found under sdk/tools. My path was:
/Users/kevin/Desktop/Android/sdk/tools/android
After pasting the appropriate path into terminal hit enter. This will open the SDK Manager. Once SDK Manager is open it will ask to update outdated drivers. One of the drivers being updated is SDK Platform. Before hitting the update button scroll down to the 'Extras' folder and check the box next to "Android Support Repository". Now hit the update button.
After doing this, reboot the computer (may or may not be necessary) and try flashing again by following the steps I provided in post #5. Let me know if that solved it.
Well, i may try that! But as if now, went to bootcamp, installed drivers and sideloaded 4.3. I may still try updating sdk, just in case i may neeed to do this again!
Where is this sdk/tools?
Sent from my Nexus 4 using Tapatalk 4 Beta
Cantacid said:
Well, i may try that! But as if now, went to bootcamp, installed drivers and sideloaded 4.3. I may still try updating sdk, just in case i may neeed to do this again!
Where is this sdk/tools?
Sent from my Nexus 4 using Tapatalk 4 Beta
Click to expand...
Click to collapse
sdk/tools is located wherever you extracted the .zip file to. In my case I just put it all in a parent folder on the desktop called "Android".

Help with bootloop

Hi,
I did search, but I didn't find any solution to the issue. I got the Nexus 6P 64 GB.
I unlocked my bootloader using the 6p Multitool. Thereafter I used my normal method of fastboot (Minimal ADB) to flash the boot.img from this thread http://forum.xda-developers.com/apps/supersu/wip-android-6-0-marshmellow-t3219344.
After that I flashed TWRP. Basically I followed the instructions here: http://forum.xda-developers.com/nexus-6p/general/guides-how-to-guides-beginners-t3206928.
But my phone is not booting up.
It gives me this error:
Your device software cannot be checked for corruption. Please lock the bootloader."
But I tried that and it doesn't work. I tried from fastboot restoring to factory, but get the same message.
Please help me!
Did you check the enable oem unlocking in developer settings?
Sent from my Nexus 6P using Tapatalk
Yes. As I said, I achieved the unlock. Now I just can't get back into my phone or recovery or anything other than fastboot (where it says unlock)
isn't "Your device software cannot be checked for corruption. Please lock the bootloader." the new msg on boot when you are unlocked, and you have to wait ~10 secs before it startup ?
After that, I'm stuck on the Google screen. It just goes on and on. Left it for over 20 minutes at one point and it didn't get past it.
Edit: The multicolored animated google screen. The animation just keeps going and going.
Del.
Your issue might be due to the encryption of the phone. Take a look at this thread: http://forum.xda-developers.com/nex...recovery-twrp-2-8-7-0-touch-recovery-t3234976
From this thread:
NOTE: Decrypting data is not supported yet. The Nexus 6P will normally attempt to encrypt the device automatically on first boot. To use TWRP as you normally would, you will have to format data and install a slightly modified boot image with forceencrypt disabled. My Nexus 6P should arrive tomorrow and I will start working on decrypt once I get my hands on it.
Team Win Recovery Project 2.x, or twrp2 for short, is a custom recovery built with ease of use and customization in mind. Its a fully touch driven user interface no more volume rocker or power buttons to mash. The GUI is also fully XML driven and completely theme-able. You can change just about every aspect of the look and feel.
Read through that thread. Part of the issue is that I don't know which variant (MDA89D & MDB08K) I have, or how to find that out seeing as I can't boot into the phone.
If I have the variant I may be able to fix this through the unified toolkit (though I'm not sure of that)
Did you ever fix this?
Try flashing the factory image and starting from scratch. You must have messed up somewhere. Re-download the boot.img from Chainfire's thread, maybe that was corrupt or something.
1. Download the MDB08K factory image (it's not a variant, it's a Marshmallow update) and unzip it.
2. Download the MDB08K boot.zip from Chainfire's modified boot.img thread
3. Download latest SuperSU beta zip
Wipe phone in TWRP, to include format data.
In bootloader, fastboot flash MDB08K
fastboot flash modified boot.img (from zip)
In TWRP, ADB sideload SuperSU
Reboot and it should perform normally.
kibmikey1 said:
1. Download the MDB08K factory image (it's not a variant, it's a Marshmallow update) and unzip it.
2. Download the MDB08K boot.zip from Chainfire's modified boot.img thread
3. Download latest SuperSU beta zip
Wipe phone in TWRP, to include format data.
In bootloader, fastboot flash MDB08K
fastboot flash modified boot.img (from zip)
In TWRP, ADB sideload SuperSU
Reboot and it should perform normally.
Click to expand...
Click to collapse
Thank you for your reply, but I can't get into TWRP either!! Any way for me to restore to factory or do the repairs from in flashboot without the restore?
I ran into the same issue last night trying to install TWRP. I'm still not sure how to get around it but I did get my phone back. you should be able to get to the bootloader (hold the power button until phone turns off, then hold vol up+vol down+power) once there use ADB fastboot to go back to stock.
this link will walk you through what you need. follow step 7.
http://forum.xda-developers.com/nexus-6p/general/guides-how-to-guides-beginners-t3206928
here it is as well:
How To Flash The Factory Images (And Return To Stock)
Prerequisites: unlocked bootloader (section 1).
Download the appropriate factory images for your model here.
Unzip the angler-xxxxxx-factory-xxxxxxxx (x's replace variables) into a directory on your PC (for this guide we'll use C:\angler\).
Once unzipped you should have a folder named angler-xxxxxx (x's replace variables). Open it and move the following files to a new directory named C:\angler\images\:
bootloader-angler-angler-01.31.img
radio-angler-angler-01.29.img
(Please note that radio and bootloader naming changes from build to build so the filenames and below commands will change with them)
Within C:\angler\angler-xxxxxx\ you'll see another zip archive named image-angler-xxxxxx, unzip the contents of that zip into the C:\angler\images\ folder we created before. Now within C:\angler\images\ you should have the following files:
android-info.txt
boot.img
bootloader-angler-angler-01.31.img
cache.img
radio-angler-angler-01.29.img
recovery.img
system.img
userdata.img
vendor.img
Boot into the bootloader and connect your phone to your PC via usb cable.
Open a command prompt from within your fastboot folder (navigate to where you have fastboot.exe located on your PC, shift + right click anywhere within that folder, select open command prompt here), enter these commands to flash:
Code:
fastboot flash bootloader C:\angler\images\bootloader-angler-angler-01.31.img
fastboot reboot-bootloader
fastboot flash radio C:\angler\images\radio-angler-m8994f-2.6.28.0.65.img
fastboot reboot-bootloader
fastboot flash boot C:\angler\images\boot.img
fastboot erase cache
fastboot flash cache C:\angler\images\cache.img
fastboot flash recovery C:\angler\images\recovery.img
fastboot flash system C:\angler\images\system.img
fastboot flash userdata C:\angler\images\userdata.img
fastboot flash vendor C:\angler\images\vendor.img
Thank you. I was eventually able to do tysonwald's suggestion. First I didn't know what my version was, so I couldn't.
At some point I was able to get into the phone with constant gapp errors, check it.
Now my phone is unlocked and rooted. But when I go to settings to security (and when I tried to set up my fingerprint) settings crashes. Any ideas?
There was still some issue. I wiped the phone with the above method again, did NOT set up twrp/root, and everything works. It was something about the custom boot image I guess. Any advice if I want to try to set it up again?
Problem solved. Needed to update to newer image before doing everything. Issue resolve from Heisenberg's thread. Thank you all!
I had the same damn issue last night. Thise bootleg instructions had me flashing build k boot.img on build D. Maybe i wasnt paying attention lol!
I have a very similar problem, I flashed the k boot img. and now I'm stuck in an endless bootloop any idea?
TeriusPR said:
I have a very similar problem, I flashed the k boot img. and now I'm stuck in an endless bootloop any idea?
Click to expand...
Click to collapse
Read thru this guide and follow the instructions to the T. http://forum.xda-developers.com/nexus-6p/general/guides-how-to-guides-beginners-t3206928
I had a similar issue just now where my phone got stuck at the TWRP logo. Selecting the reboot option in download mode refused to remove it. I had to follow step 10 to get my phone back to stock. I'm afraid to try this again now
Is there anyway to know which version do i need to download? i bought the phone already bricked and i am trying to bring it back to life

Help help help with a hard bricked 6P

Hello guys,
I had my phone rooted with latest twrp. I flashed stock+ rom with Franco Kernel 25r and the A.R.I.S.E file for better sound. I've done the same set up minus the ARISE file and never had an issue.
well to my luck it kept bootlooping and I wasn't able to get back into my custom recovery. When I got home and got my hands on a pc I did a factory reset by manually flashing stock google img . I even used a couple tools since I ran out of ideas and still no luck.
I'm able to do anything through fastboot but I can't seem to get into my recovery at all.
Any ideas or tips of where I should go next?
Not a Hardbrick
As long as you can get to the bootloader mode, you haven't hard bricked your device. Hardbricking is a point where you cant boot your device and in to bootloader so there is no way to flash your device to a useable state.
Now as you can boot to the bootloader, just fastboot boot twrp.img and if you have a factory image zip, copy it in your device internal storage and flash it. Its that simple, provided you are already using an unencrypted boot.img in your current setup. Or else the next step is to flash an decrypted boot.img(you will loose all your userdata and internal storage data.). There are ways to mount the the encrypted filesystem if you are using a pin or password combo with your fingerprint. But without it its a bit more trickier so just for ease and if you dont have any inseparable data in your device now just flash a decrypted boot.img and then you can easily mount your internal storage to your pc and copy the factory image and the rest you already know..
At this point, I'd recommend a full reset.
Flash all the images in the latest Android M factory image (don't flash DP5 or similar N based ROMs): Recovery, Boot, System, Bootloader, Radio, everything.
Once you get stabilized and back into a working phone, then start rooting and messing around with kernels and what not.
To be completely honest, I've flashed nearly every ROM for the 6p, as well as my other Nexus devices, Galaxy phones, Sony phones, and no-name brands and none of those ultra modified kernels did any noticeable change. I tried the F2FS, NTFS, etc file system changes, tweaks to the governors and IO's, all of that, and found the stock kernel was the best. If a kernel with a different IO Scheduler worked even 10% better than the current implementation, and was just as stable, don't you think the Google/Android Engineers would've pushed that to live?
Currently running Pure Nexus July 23rd Update, everything stock that comes with it, Systemless Root/XPosed, and Viper4Android and have never had a performance or stability issue. I'd recommend you do the same.
leninmon said:
As long as you can get to the bootloader mode, you haven't hard bricked your device. Hardbricking is a point where you cant boot your device and in to bootloader so there is no way to flash your device to a useable state.
Now as you can boot to the bootloader, just fastboot boot twrp.img and if you have a factory image zip, copy it in your device internal storage and flash it. Its that simple, provided you are already using an unencrypted boot.img in your current setup. Or else the next step is to flash an decrypted boot.img(you will loose all your userdata and internal storage data.). There are ways to mount the the encrypted filesystem if you are using a pin or password combo with your fingerprint. But without it its a bit more trickier so just for ease and if you dont have any inseparable data in your device now just flash a decrypted boot.img and then you can easily mount your internal storage to your pc and copy the factory image and the rest you already know..
Click to expand...
Click to collapse
First of all thank you for the response.
I've tried flashing the most current twrp and it seems to go through fine on fast boot but when I actually try to get into recovery from the device it will boot loop and just keep doing that.
How can I get into the phones storage through fastboot?
Where can I get the factory zip?
it feels as if everything seems to go good through fastboot but when I actually try to boot the phone nothing seems to work.
Wiltron said:
At this point, I'd recommend a full reset.
Flash all the images in the latest Android M factory image (don't flash DP5 or similar N based ROMs): Recovery, Boot, System, Bootloader, Radio, everything.
Once you get stabilized and back into a working phone, then start rooting and messing around with kernels and what not.
To be completely honest, I've flashed nearly every ROM for the 6p, as well as my other Nexus devices, Galaxy phones, Sony phones, and no-name brands and none of those ultra modified kernels did any noticeable change. I tried the F2FS, NTFS, etc file system changes, tweaks to the governors and IO's, all of that, and found the stock kernel was the best. If a kernel with a different IO Scheduler worked even 10% better than the current implementation, and was just as stable, don't you think the Google/Android Engineers would've pushed that to live?
Currently running Pure Nexus July 23rd Update, everything stock that comes with it, Systemless Root/XPosed, and Viper4Android and have never had a performance or stability issue. I'd recommend you do the same.
Click to expand...
Click to collapse
Thanks for the reply.
I've done the manual flashing already and flashed everything single item the most current factory image. Everything seemed to have gone through okay but when I rebooted the phone it was back to 0.
I'm actually considering getting rid of the phone now since it is my daily =/
Format each partition before flashing.
fastboot format <partition>
wait until it's done, then
fastboot flash <partition> <image>
Some partitions can't be formatted, which there are ways around, but try this first.
Just get to bootloader mode and try booting the twrp.img
fastboot boot twrp.img
From the twrp ui, go to advanced wipe and format your storage.
To mount the internal storage on your PC, enable mtp from twrp screen.
If U are using a decrypted boot.img, it will easily mount ur internal storage. Or try flashing a decrypted boot.img
fastboot flash boot boot.img
Then try the above again..
leninmon said:
Just get to bootloader mode and try booting the twrp.img
fastboot boot twrp.img
From the twrp ui, go to advanced wipe and format your storage.
To mount the internal storage on your PC, enable mtp from twrp screen.
If U are using a decrypted boot.img, it will easily mount ur internal storage. Or try flashing a decrypted boot.img
fastboot flash boot boot.img
Then try the above again..
Click to expand...
Click to collapse
I flashed the twrp.img and it went through successfully at least on the computer it did but when the phone actually tries to get into recovery (twrp) it will start to boot loop and keep on doing that. I tried both an encrypted and decrypted boot img but it still made no difference.
I'm really going crazy over this
Wiltron said:
Format each partition before flashing.
fastboot format <partition>
wait until it's done, then
fastboot flash <partition> <image>
Some partitions can't be formatted, which there are ways around, but try this first.
Click to expand...
Click to collapse
I just tried this and had no luck =/....the phone wont get past the google boot screen
You need to explain more on what you actually tried here.
Just download the latest factory image and try to flash the latest bootloader using fastboot.
Then boot to the bootloader and try formating the device. Not wiping
Then you have to
fastboot boot twrp.img
I believe you have only tried wiping not formating. I faced similar issue before. But once I flashed a decrypted boot.img, it cleared the user data and then I was able to get to twrp.
Maybe your twrp img is corrupted if this didn't work.
leninmon said:
You need to explain more on what you actually tried here.
Just download the latest factory image and try to flash the latest bootloader using fastboot.
Then boot to the bootloader and try formating the device. Not wiping
Then you have to
fastboot boot twrp.img
I believe you have only tried wiping not formating. I faced similar issue before. But once I flashed a decrypted boot.img, it cleared the user data and then I was able to get to twrp.
Maybe your twrp img is corrupted if this didn't work.
Click to expand...
Click to collapse
i just flashed the latest bootloader from the most recent factory image and i did the command format user data and then tried the fastboot boot twrp and the phone will then try to get into recovery, the google logo comes up lasts a couple seconds and boot loops all over to where is says my phone cant be check for corruption
By now i should have been able to get into recovery and it wont go through
edgarted said:
i just flashed the latest bootloader from the most recent factory image and i did the command format user data and then tried the fastboot boot twrp and the phone will then try to get into recovery, the google logo comes up lasts a couple seconds and boot loops all over to where is says my phone cant be check for corruption
By now i should have been able to get into recovery and it wont go through
Click to expand...
Click to collapse
download a factory image and run the flash all file...... it should reboot your phone after 5 minutes and the issue should be resolved.. a hard brick would be a device that does nothing.... in this case i believe that you just didnt do something right.
Then download the latest factory image and extract it
fastboot flash radio.img
fastboot flash bootloader.img
& do a fastboot update the rest archive file as it is
This will flash the rom via fastboot& U don't have to rely on TWRP or CWM
i42o said:
download a factory image and run the flash all file...... it should reboot your phone after 5 minutes and the issue should be resolved.. a hard brick would be a device that does nothing.... in this case i believe that you just didnt do something right.
Click to expand...
Click to collapse
I was really really hoping this would help. I erase/formated everything before flashing anything. I then ran the flash-all file and it took a couple of minutes and it said finished on the command box and my phone restarted and went into the white google logo and rebooted again with a bootloop. I waited around 15 minutes hoping it would start but it didn't.
It honestly feels as if the phone is not processing the full commands but on the pc it seems to go through successfully
is there a way to force an install of a rom and see if maybe a dirty flash over the stock one will allow it to start up?
leninmon said:
Then download the latest factory image and extract it
fastboot flash radio.img
fastboot flash bootloader.img
& do a fastboot update the rest archive file as it is
This will flash the rom via fastboot& U don't have to rely on TWRP or CWM
Click to expand...
Click to collapse
i know how to flash the radio and bootloader but how do i do a fastboot update?
edgarted said:
i know how to flash the radio and bootloader but how do i do a fastboot update?
Click to expand...
Click to collapse
Just unzip the factory image and there U can see the flash shell script files too. Open them in a text editor & U could see the exact command. In a factory img, they also do the same thing via script files. Flashing the radio & bootloader & updating the rest archive
so this is what I've done
I've manually flashed every file needed for the factory image from google.
I also tried wugfresh tool kit which is great but didn't help me much. I flashed stock recovery and treid to boot into to and nothing. I flashed a customer recovery and nothing.
It always does the same thing
the screen that says my phone can't be checked for corruption and then the google sign comes up stays on for a couple seconds and then it bootloops to the can't be checked for corruption.
I try to get into recovery using fastboot commands and the phone does the same exact thing.
I was even able to lock and relock the bootloader and I was able to successfully flash everything at least that is what it showed on the computer
so ive read almost every thread that had to do with bricking and I feel like an expert now but im starting to think it is done =/
edgarted said:
so this is what I've done
I've manually flashed every file needed for the factory image from google.
I also tried wugfresh tool kit which is great but didn't help me much. I flashed stock recovery and treid to boot into to and nothing. I flashed a customer recovery and nothing.
It always does the same thing
the screen that says my phone can't be checked for corruption and then the google sign comes up stays on for a couple seconds and then it bootloops to the can't be checked for corruption.
I try to get into recovery using fastboot commands and the phone does the same exact thing.
I was even able to lock and relock the bootloader and I was able to successfully flash everything at least that is what it showed on the computer
so ive read almost every thread that had to do with bricking and I feel like an expert now but im starting to think it is done =/
Click to expand...
Click to collapse
Hey there. First off make sure to unlock again your bootloader. Then you may follow post # 10 of @Heisenberg 's flashing guide for our device.
First images to flash would be bootloader and radio. First flash bootloader, then make sure to issue the command adb reboot-bootloader. Then afterwards once the phone has rebooted back to bootloader, flash radio, then again do the adb reboot-bootloader again.
Once the phone is again back to bootloader flash the rest of the images except userdata. For the boot.img and recovery.img, flash the stock ones-don't use the decrypted boot.img and don't flash the twrp.img yet. Once all necessary images have been flashed issue the reboot-booloater command one more time, then on the bootloader screen choose the reboot option. Wait anywhere from 3-10 minutes for the phone to load. Let us know how it goes for you.
blitzkriegger said:
Hey there. First off make sure to unlock again your bootloader. Then you may follow post # 10 of @Heisenberg 's flashing guide for our device.
First images to flash would be bootloader and radio. First flash bootloader, then make sure to issue the command adb reboot-bootloader. Then afterwards once the phone has rebooted back to bootloader, flash radio, then again do the adb reboot-bootloader again.
Once the phone is again back to bootloader flash the rest of the images except userdata. For the boot.img and recovery.img, flash the stock ones-don't use the decrypted boot.img and don't flash the twrp.img yet. Once all necessary images have been flashed issue the reboot-booloater command one more time, then on the bootloader screen choose the reboot option. Wait anywhere from 3-10 minutes for the phone to load. Let us know how it goes for you.
Click to expand...
Click to collapse
Hello and thank you for helping.
I tried this method a couple of minutes ago. I flashed them this same way
fastboot flash bootloader C:\angler\images\bootloader-angler-angler-xx.xx.img
fastboot reboot-bootloader
fastboot flash radio C:\angler\images\radio-angler-angler-xx.xx.img
fastboot reboot-bootloader
fastboot flash boot C:\angler\images\boot.img
fastboot erase cache
fastboot flash cache C:\angler\images\cache.img
fastboot flash recovery C:\angler\images\recovery.img
fastboot flash system C:\angler\images\system.img
fastboot flash vendor C:\angler\images\vendor.img
It does the same exact thing it will try and restart the phone, the message that says it can't be checked for corruption the google logo comes up and it repeats it self non stop.
This is what doesn't make sense to me.
This is the file that I had flashed through twrp when it was working fine
Leviticus 1.3 - http://forum.xda-developers.com/android/software/r-s-e-sound-systems-auditory-research-t3379709
edgarted said:
Hello and thank you for helping.
I tried this method a couple of minutes ago. I flashed them this same way
fastboot flash bootloader C:\angler\images\bootloader-angler-angler-xx.xx.img
fastboot reboot-bootloader
fastboot flash radio C:\angler\images\radio-angler-angler-xx.xx.img
fastboot reboot-bootloader
fastboot flash boot C:\angler\images\boot.img
fastboot erase cache
fastboot flash cache C:\angler\images\cache.img
fastboot flash recovery C:\angler\images\recovery.img
fastboot flash system C:\angler\images\system.img
fastboot flash vendor C:\angler\images\vendor.img
It does the same exact thing it will try and restart the phone, the message that says it can't be checked for corruption the google logo comes up and it repeats it self non stop.
This is what doesn't make sense to me.
This is the file that I had flashed through twrp when it was working fine
Leviticus 1.3 - http://forum.xda-developers.com/android/software/r-s-e-sound-systems-auditory-research-t3379709
Click to expand...
Click to collapse
This is weird. What version of the stock factory images did you flash? I've been using leviticus 1.3 since it came out and when i was still on stock rom. I switched over to cm builds and have been flashing every nightly since the 7/24th build, and in the process repeatesly reflashing the aound mod along, and i've had zero issues with the phone booting afterwards.

[ZE551KL] Stuck in bootloop, need complete rebuild. Help!

OK, 3 days ago I rebooted my ZE551KL and it went into a bootloop. I was completely 100% stock. No root. Locked bootloader. Spent the better part of the weekend trying to troubleshoot it, and I have made almost zero progress.
I've tried a bunch of things, but here is my current status.
Can get into fastboot mode no problem.
POWER + DOWN VOL gets me into stock recovery, but at some point I flashed an older version. I tried flashing TWRP, but after install could never seem to get into it (is that because I'm unrooted and locked?)
Current recovery version: Android system recovery <3e> LRX22G.WW_user_1.16.40.763_20151201
I've tried flashing to a couple different firmware versions from the ASUS website both via ADB and via the SD Card.
Current firmware: UL-z00T-WW-1.17.40.1531-user.zip
Still in bootloop.
Any advice on rebuilding this thing from scratch? I dont care whether I just get stock back, or if I need to root/unlock, install TWRP and a custom ROM. Dont care, just want a functioing phone!
Thanks in advance.
ACFH said:
I dont get it. Did you factory reset your phone? With stock rom, factory work most of the time.
You said that you tried flashing TWRP. If you see successfull message after flash, type "fastboot reboot" and hold volume down button right after hit Enter. If you did right, you can get into twrp, then choses Wipe > format, it more powerfull than factory reset.
Click to expand...
Click to collapse
1. Factory reset from within the phone's OS? No, I cant get that far. Just constant bootloop on ASUS logo.
2. I've used the fastboot erase command to wipe everything, and used the wipe data/factory reset option in the stock recovery. Still bootloop.
3. I've tried flashing TWRP 3.0.0.0 and the newest version of TWRP. I hold down the VOL DOWN key before hitting enter on "fastboot reboot"; it just goes into a faster bootloop, like every half-second. When I release the VOL DOWN key, it goes into the same, slower original bootloop.
ACFH said:
Ok. You can format through fastboot
Code:
fastboot format userdata
fastboot format cache
If it still stuck in bootloop, try reflash boot and recovery, fastboot wipe system. Then copy update.zip to sdcard. Boot into recovery > install update from external sd.
Click to expand...
Click to collapse
Awesome. I'll give that a try and report the results.
I just downloaded the .img with the same date as my recovery version from here. https://asus.kremowka.xyz/categories/show/2
Its been hung at "Verifying update package...." for about 10 mins now. Once this is finished (and probably fails ); I'll give your format commands a try.
ACFH said:
Ok. You can format through fastboot
Code:
fastboot format userdata
fastboot format cache
If it still stuck in bootloop, try reflash boot and recovery, fastboot wipe system. Then copy update.zip to sdcard. Boot into recovery > install update from external sd.
Click to expand...
Click to collapse
Ugh. Didn't work. Here is what I did:
fastboot format userdata
fastboot format cache
fastboot erase system
fastboot format system
Reboot to recovery
install UL-z00T-WW-1.17.40.1531-user.zip from SD card.''
Installation successful.
Reboot.
In a bootloop that shows ASUS logo for 10-15 seconds, flashes a blue screen really quick, then reboots.
What can I try next?

Help me fix my bootlooping N6P

While I was on vacation my N6P (Android 6.01 MTC20L) decided it was time to give me the bootloop of death - talk about timing!
I have a recent backup I made via Flashfire saved on my PC but I need to get my phone booted - at least temporarily.
As I said my phone is on 6.01, but the fix offered by @XCnathan32 (https://forum.xda-developers.com/nexus-6p/general/guide-fix-nexus-6p-bootloop-death-blod-t3640279) is for Nougat and above. So what are my options?
- Should I use fastboot to upgrade to Nougat or Oreo then apply the fix?
- How do I dirty flash N or O without losing my data?
- Any ideas on the heating notion? Some people have had their phones working using a blow/hair dryer..is it dangerous to heat the phone? Will any parts get damaged?
Any response would be useful to me, thanks!
boeder9 said:
While I was on vacation my N6P (Android 6.01 MTC20L) decided it was time to give me the bootloop of death - talk about timing!
I have a recent backup I made via Flashfire saved on my PC but I need to get my phone booted - at least temporarily.
As I said my phone is on 6.01, but the fix offered by @XCnathan32 (https://forum.xda-developers.com/nexus-6p/general/guide-fix-nexus-6p-bootloop-death-blod-t3640279) is for Nougat and above. So what are my options?
- Should I use fastboot to upgrade to Nougat or Oreo then apply the fix?
- How do I dirty flash N or O without losing my data?
- Any ideas on the heating notion? Some people have had their phones working using a blow/hair dryer..is it dangerous to heat the phone? Will any parts get damaged? Any response would be useful to me, thanks!
Click to expand...
Click to collapse
More information would be useful to determine whether you really have BLOD or just bootlooping. What were you doing when it bootlooped? Was it just spontaneous? Are you able to access stock recovery or TWRP? Do you have a stable fastboot mode? If so, two options to try would be to use ADB to update using a newer version full OTA (eg. 7.0.0 (NRD90T)) or flash a full image (not OTA) with flash-all.bat, removing the -w (wipe) switch. Both of these methods will leave your data intact. If you don't have access to recovery mode (bootloops on selecting) or an unstable fastboot mode, then you are pretty much left with the hairdryer.
v12xke said:
More information would be useful to determine whether you really have BLOD or just bootlooping. What were you doing when it bootlooped? Was it just spontaneous? Are you able to access stock recovery or TWRP? Do you have a stable fastboot mode? If so, two options to try would be to use ADB to update using a newer version full OTA (eg. 7.0.0 (NRD90T)) or flash a full image (not OTA) with flash-all.bat, removing the -w (wipe) switch. Both of these methods will leave your data intact. If you don't have access to recovery mode (bootloops on selecting) or an unstable fastboot mode, then you are pretty much left with the hairdryer.
Click to expand...
Click to collapse
Thanks for the response.
- Phone was idle for a few moments thats when the bootlooping started.
- I was rooted (bootloader unlocked) with TWRP, I am unable to access it, takes me to the bootloop again
- What do you mean by stable fastboot. I can get to the fastboot mode by power button, volume down, remains there (if that's what you mean?)
boeder9 said:
Thanks for the response.
- Phone was idle for a few moments thats when the bootlooping started.
- I was rooted (bootloader unlocked) with TWRP, I am unable to access it, takes me to the bootloop again
- What do you mean by stable fastboot. I can get to the fastboot mode by power button, volume down, remains there (if that's what you mean?)
Click to expand...
Click to collapse
No access to Recovery mode is one hallmark of the BLOD. Without Recovery you have no ADB, even if it was enabled previously. Stable fastboot mode means you can actually flash something successfully and it completes before bootlooping again. Many people who are unlocked can start flashing, but it won't finish -or- flashing completes successfully, but the phone never boots up. Try the following: fastboot format your system, userdata, and cache and observe for errors. Do these 3 complete successfully? Next, fastboot FLASH the latest TWRP to your recovery partition.... errors? Try fastboot BOOT the same in an effort to get a working Recovery where you have some additional tools. If these fail, you are looking at either RMA if eligible or replacing the phone.
fastboot format system
fastboot format userdata
fastboot format cache
v12xke said:
No access to Recovery mode is one hallmark of the BLOD. Without Recovery you have no ADB, even if it was enabled previously. Stable fastboot mode means you can actually flash something successfully and it completes before bootlooping again. Many people who are unlocked can start flashing, but it won't finish -or- flashing completes successfully, but the phone never boots up. Try the following: fastboot format your system, userdata, and cache and observe for errors. Do these 3 complete successfully? Next, fastboot FLASH the latest TWRP to your recovery partition.... errors? Try fastboot BOOT the same in an effort to get a working Recovery where you have some additional tools. If these fail, you are looking at either RMA if eligible or replacing the phone.
fastboot format system
fastboot format userdata
fastboot format cache
Click to expand...
Click to collapse
Do these commands (espec system and userdata) erase my data and app data/personal files?
Ill try these and get back
boeder9 said:
Do these commands (espec system and userdata) erase my data and app data/personal files? Ill try these and get back
Click to expand...
Click to collapse
Formatting userdata will, but you won't be saving anything if you can't access recovery. If you like, try formatting system and cache first. Look for errors. Then try fastboot flashing or fastboot booting TWRP. The action of formatting each partition will tell you if there is a problem with the internal memory, and correct it (if possible).
v12xke said:
Formatting userdata will, but you won't be saving anything if you can't access recovery. If you like, try formatting system and cache first. Look for errors. Then try fastboot flashing or fastboot booting TWRP. The action of formatting each partition will tell you if there is a problem with the internal memory, and correct it (if possible).
Click to expand...
Click to collapse
OK so I did fastboot format cache, finished fine (see attached)
Haven't done format system, is it safe? what will the system formatting erase?
As for TWRP do you mean fastboot flash recovery twrp.img?
EDIT: after the cache format I'm getting 1-2 red LED flashes before each bootloop, is this the battery being down? If I turn off the device, hook up the charger it shows a full battery with electricity charge sign and phone boots again to bootloop.
boeder9 said:
OK so I did fastboot format cache, finished fine (see attached)
Haven't done format system, is it safe? what will the system formatting erase?
As for TWRP do you mean fastboot flash recovery twrp.img?
EDIT: after the cache format I'm getting 1-2 red LED flashes before each bootloop, is this the battery being down? If I turn off the device, hook up the charger it shows a full battery with electricity charge sign and phone boots again to bootloop.
Click to expand...
Click to collapse
System is a read only partition. Formatting it will not cause any data loss of yours, but will temporarily render the phone not bootable... BUT It can easily be restored via fastboot from any factory image. You just extract and flash the system image back to the system partition. Userdata is your personal data. When you format that partition your personal data will be gone. You did mention you had a FF backup so I'm guessing that was on the backup.
Yes on flashing TWRP. If after FLASHING twrp you cannot access Recovery, then try BOOTING recovery- fastboot boot recovery twrp.img
If you get to a point where nothing is working and you decide to format system and userdata and they complete successfully, you can flash a full Google image using flash-all.bat
Not sure about the LED's but just make sure your battery is close to fully charged. You didn't ever mention an battery issue, so there shouldn't be one. If in doubt hook the charger up and let it sit before proceeding.
@v12xke
Thank you for all your help. I left the phone on charge and let it bootloop for a good period of time and went out, came back and it was booted. I disabled the big clusters as suggested by @nicotinic in ElementalX and the device appears to be working fine aside from a little lag. I can live with that
Currently doing a little ADB pull, then will clear some space for a full nandroid backup!
Thanks a bunch to you both.

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