Back to Stock Kernel, only Nexus start screen - Nexus 4 Q&A, Help & Troubleshooting

Hi,
I had the Faux Kernel 16 mako and wanted to get back to Stock Kernel because I wanted to update to 4.3. So I downloaded a Stock Kernel and flashed it. I didn't work it's stuck at the nexus start screen. So then I wanted to get back to 16 mako faux kernel and it's still the same.. It keeps loading. Can someone help how to fix this? Please?
Thank you so much in advance...
Does maybe the Recovery Kernel Faux help? The link is dead

easygoingx said:
Hi,
I had the Faux Kernel 16 mako and wanted to get back to Stock Kernel. So I downloaded a Stock Kernel and flashed it. I didn't work.. it's stuck at the nexus start screen .. now I wanted to get back to 16 mako faux kernel and it's still the same.. can someone help pls?
Click to expand...
Click to collapse
What android version, what ROM, what did you wipe (if anything)?
Sent from my Nexus 4 using Tapatalk 4

szucsgf said:
What android version, what ROM, what did you wipe (if anything)?
Sent from my Nexus 4 using Tapatalk 4
Click to expand...
Click to collapse
I have 4.2.2 and I wiped dalvik cache..

easygoingx said:
I have 4.2.2 and I wiped dalvik cache..
Click to expand...
Click to collapse
Try wipe cache, dalvik, and system (assuming you're using twrp) (you won't lose any apps or data), then reflash your ROM and gapps without flashing a kernel.
Sent from my Nexus 4 using Tapatalk 4

szucsgf said:
Try wipe cache, dalvik, and system (assuming you're using twrp) (you won't lose any apps or data), then reflash your ROM and gapps without flashing a kernel.
Sent from my Nexus 4 using Tapatalk 4
Click to expand...
Click to collapse
Yes I'm using TWRP. Do you mean in the menue 'WIPE' which says FACTORY RESET Wipes Data, Cache and Dalvik (not includiung internal storage)?
I don't lose any apps and data right?
Ok I did. But now it says I have no OS when trying to reboot. I always have used Stock Rom... where can I reflash it?

easygoingx said:
Yes I'm using TWRP. Do you mean in the menue 'WIPE' which says FACTORY RESET Wipes Data, Cache and Dalvik (not includiung internal storage)?
I don't lose any apps and data right?
Click to expand...
Click to collapse
No don't do that, you will lose data.
Click on "Advanced wipe", then select only cache, dalvik cache, and system. Make sure you have a ROM zip file available in your phone's storage. Wipe those 3 things, then flash your ROM and gapps. You will not lose any apps or data. It will remove any leftover files from past kernels and you'll be back on your ROM's default kernel. I often do this when switching kernels. Not needed most of the time but I hope it helps you now.
Sent from my Nexus 4 using Tapatalk 4

szucsgf said:
No don't do that, you will lose data.
Click on "Advanced wipe", then select only cache, dalvik cache, and system. Make sure you have a ROM zip file available in your phone's storage. Wipe those 3 things, then flash your ROM and gapps. You will not lose any apps or data. It will remove any leftover files from past kernels and you'll be back on your ROM's default kernel. I often do this when switching kernels. Not needed most of the time but I hope it helps you now.
Sent from my Nexus 4 using Tapatalk 4
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Click to collapse
Puh, I did the Advanced Wipe without DATA. The problem is that I don't have a ROM Zip on my phones storage. Can I somehow access to the storage to put the Stock Kernel on the phone and then install it? So confusing! I am so thankful for your help.

easygoingx said:
Puh, I did the Advanced Wipe without DATA. The problem is that I don't have a ROM Zip on my phones storage. Can I somehow access to the storage to put the Stock Kernel on the phone and then install it? So confusing! I am so thankful for your help.
Click to expand...
Click to collapse
Wiping System essentially wipes the Android OS off your phone (but keeps your user apps and data), so once you wipe system you need to flash a ROM to be able to boot your phone. That's why I told you to have a ROM zip available.
You can use TWRP's built in file manager (Advanced -> File manager) to see if you have one on your phone. If you don't have any, you can use a root toolkit (like mskip's) to push a ROM zip from your PC to your phone: http://forum.xda-developers.com/showthread.php?t=1995688 or use an adb push command.

How can I make it connected with adb? I always type in adb devices but my device is not listed. I have it connected via USB to my computer but it won't find it. How can I make it visible? Should I turn it off or have it on in the bootloader or recovery? Sorry
It didn't work... it said something with insecure boot blah? Jesus.. I'm getting crazy. I just want to put the stock rom on my phone..

easygoingx said:
How can I make it connected with adb? I always type in adb devices but my device is not listed. I have it connected via USB to my computer but it won't find it. How can I make it visible? Should I turn it off or have it on in the bootloader or recovery? Sorry
Click to expand...
Click to collapse
I'm sorry, I'm not skilled at ADB. I believe USB debugging needs to be enabled, which is something you enable in Android. You may need to do some Googling to figure out how to push a ROM to your phone. The command is "adb push" so try searching that.
In general I always recommend keeping a copy of a working ROM zip on your phone just in case.
The toolkit I linked you earlier has the functionality to flash the Google stock ROM. That's something you can try as well. However that may cause you to lose your apps and data.

I am very desperate. I tried so much to just push a file on my phone with toolkit or adb.. now nothing really works. Does anyone know what I can do? When I use adb and try to push it always says read-only file.. do i have to do something before? It won't push.. I just want to add the stock rom on my phone. Is there any other way?
Ok, I somehow managed to push.. but I can't find it when I want to Select Zip Install the Stock Rom.. the file was TGZ. Is there the Stock rom as ZIP too? Or why is it not there where I pushed it?

Related

Changing kernels (smoothest ROM)

Do I have to wipe my nexus to change roms or kernels?
Thanks!
Sent from my Nexus 7 using xda premium
ROMs: factory reset (not wipe)
Kernels: just flash and enjoy
davisac said:
ROMs: factory reset (not wipe)
Kernels: just flash and enjoy
Click to expand...
Click to collapse
What does factory reset exactly do?
But, Smooth kernel has the option of choosing kernels when you flash the rom, so do I just flash the rom and choose a different kernel or what? What are my choices?
Thank you so much for replying!
Factory reset will wipe the /data/ and caches. It leave the /sdcard/ directory alone though where the media etc is. But you should still have a backup.
You can go ahead and use the SmoothROM installer to flash the kernel.
It was also suggested in one of the kernel threads every time you flash a different kernel you should re flash your ROM. Not a wipe or reset just a flash to get back to original ramdisc before a new kernel. I do this all the time now and all the problems I got after multiple flashes are gone.
Sent from my Nexus 7 using Tapatalk 2
k29er said:
It was also suggested in one of the kernel threads every time you flash a different kernel you should re flash your ROM. Not a wipe or reset just a flash to get back to original ramdisc before a new kernel. I do this all the time now and all the problems I got after multiple flashes are gone.
Sent from my Nexus 7 using Tapatalk 2
Click to expand...
Click to collapse
Hi. But wouldnt it be easier if I just did factory reset and then flash smoothest ROM and the install the kernel from there?
davisac said:
Factory reset will wipe the /data/ and caches. It leave the /sdcard/ directory alone though where the media etc is. But you should still have a backup.
You can go ahead and use the SmoothROM installer to flash the kernel.
Click to expand...
Click to collapse
So I do factory reset and flash smoothest ROM right?
Sent from my Nexus 7 using xda premium
iamjerry123 said:
So I do factory reset and flash smoothest ROM right?
Sent from my Nexus 7 using xda premium
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Click to collapse
Correct.
davisac said:
Correct.
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Click to collapse
So I was stupid and didn't back up. I factory resetted , deleted cache then flashed now everything is gone. My UI is back to stock but I checked in file manager and I still have my .obb / data files for my apps so what do I do?
iamjerry123 said:
So I was stupid and didn't back up. I factory resetted , deleted cache then flashed now everything is gone. My UI is back to stock but I checked in file manager and I still have my .obb / data files for my apps so what do I do?
Click to expand...
Click to collapse
That's what a factory reset is: everything back to stock except for anything stored in the SD directory. You have to reload all your apps from the play store.
For next time I would suggest Titanium Backup to restore all your apps when upgrading. (And always make sure you have a Nandroid before flashing a new Rom in case something goes wrong).

TWRP Question

There is option in the wipe section that says clear data, if I did clear the data, will I lose just only lost my internal storage data (games,apps,moives, etc) or I'll lost everything( The entire ROM)?
If you format data, you'll loose everything. It will wipe data/media which stores everything you've put on the device. This includes sd card because it is actually stored in data/media. Normally, Factory Reset is used when you want to change roms which have a different base. I recently formated data on my GNex because it had become corrupted & I want to start with an "out of the box" experience. Wipe Data, & it will wipe everything! If you do need to use that function, put a rom, gapps, & all other data you want to keep on a storage device & mount it within twrp to flash those items.
Suggest you go to Team Win's website & study the functions.
Sent from my Nexus 10 using Tapatalk 2
djd338 said:
If you format data, you'll loose everything. It will wipe data/media which stores everything you've put on the device. This includes sd card because it is actually stored in data/media. Normally, Factory Reset is used when you want to change roms which have a different base. I recently formated data on my GNex because it had become corrupted & I want to start with an "out of the box" experience. Wipe Data, & it will wipe everything! If you do need to use that function, put a rom, gapps, & all other data you want to keep on a storage device & mount it within twrp to flash those items.
Suggest you go to Team Win's website & study the functions.
Sent from my Nexus 10 using Tapatalk 2
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Click to collapse
Can I wipe system on my nexus 10? Cuase I heard that wiping system can damage the device?
AnchorChin said:
Can I wipe system on my nexus 10? Cuase I heard that wiping system can damage the device?
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Click to collapse
When attempting to wipe the system, always carry safety glasses. My ex-girlfriend tried this once and the device blew up in her face... I eventually had to get rid of the poor thing....
djd338 said:
If you format data, you'll loose everything...
Click to expand...
Click to collapse
What's the difference between format data, and wiping internal storage?
When they say wipe data, I have always done factory reset. It keeps your sdcard intact. To do a full wipe, I have run through the top row of wipes in the wipe option: cache, dalvik, factory reset, system. If I'm wrong here, please let me know.
Format data will completely wipe your data off the N10. For example, if you download a rom to flash then go and format data, that rom will not be there to flash
Sent from my Nexus 10
AW: TWRP Question
Hey, is there any way I can update OTA with the TWRP? I can not get it to work. Always boots into the recovery and then does not commence with the updating process.
Thank you
Cheers :beer:
Gesendet von meinem Nexus 10 mit Tapatalk 2
IRKONIK said:
Hey, is there any way I can update OTA with the TWRP? I can not get it to work. Always boots into the recovery and then does not commence with the updating process.
Thank you
Cheers :beer:
Gesendet von meinem Nexus 10 mit Tapatalk 2
Click to expand...
Click to collapse
Yes, using sideload within TWRP combined with adb sideload as originally listed by tcrews here
http://forum.xda-developers.com/showthread.php?t=2144385&page=3
This is how I applied the OTA and it worked flawlessly. My system was Stock 4.2.1, Rooted, Unlocked, TWRP.
I sideloaded the OTA like this:
1. make sure you have the latest SDK drivers for android installed on your computer.
2. download the OTA to your computer (I renamed it to JDQ39.zip to make typing easier)
3. install and run OTA RootKeeper on your tablet to protect your rooting.
4. connect to your computer, boot to TWRP recovery, select Advanced, Sideload, swipe to begin
5. on the computer enter "adb devices" to make sure you can see the nexus.
6. on the computer enter "adb sideload JDQ39.zip"
7. after all is done and the nexus reboots, restore Root with RootKeeper, and TWRP with GooManager.
8. verify all is well, then make a new Nandroid backup of your 4.2.2 system.
Good luck
AnchorChin said:
Can I wipe system on my nexus 10? Cuase I heard that wiping system can damage the device?
Click to expand...
Click to collapse
Most custom ROMs format it before installing (/system holds well, system files) for a clean working folder. No damage.
espionage724 said:
What's the difference between format data, and wiping internal storage?
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Click to collapse
Format data formats what would be user installed apps, saved settings; Wipe internal storage formats /data/media, which is another path for /sdcard, /storage/sdcard0 and so on.
Sent from my Nexus 10 using xda app-developers app
Kata i1 CWM Recovery & Custom ROM
Hi... is there anyone here knows to port CWM on Kata i1?

[Q] will my data be deleted if update my rom

hey im using paranoid android 3.56 and i want to update it to 3.60 will i loose my data if i do so and also im using nexus 4
yes u will loose
but u can take backup also
rasroh said:
yes u will loose
but u can take backup also
Click to expand...
Click to collapse
how to i backup my entire phone data to my pc
sum93 said:
hey im using paranoid android 3.56 and i want to update it to 3.60 will i loose my data if i do so and also im using nexus 4
Click to expand...
Click to collapse
No. You will not lose your data if you dirty flash the new rom. That means, if you just clear cache andd dalvik cache before flashing the new rom, your data wont be deleted. As you are upgrading from one version of the same rom to another, this will function as well as a clean flash.
A clean flash implies you will have to clear data too in the recovery along with cache and dalvik cache. As I said before, this isnt needed when upgrading from one version of a rom to another of the same. However, if you are shifting from one rom to a different one, clean flash is recommended.
So in conclusion, these are the steps you will have to follow to upgrade to the new rom -
1. Download the new upgraded version of the rom and gapps(if not included in the rom). Also take backups (titanium or/and nandroid as required)
2. Boot into recovery.
3. Clean cache.
4. Clean dalvik cache.
5. Flash new rom.
6. Flash gapps.(if not included in the rom)
7. Clean cache and dalvik again.
8. Reboot to system.
Thus, no data wipe required. Your data and applications will be safe.
Sent from my GT-N7100 or the Nexus 10, heaven knows.
Those who help noobs go to heaven. True story.
---------- Post added at 05:27 PM ---------- Previous post was at 05:24 PM ----------
rasroh said:
yes u will loose
but u can take backup also
Click to expand...
Click to collapse
Please do research some on the topic before giving any advice
Most roms do not ask for a clean flash when upgrading the rom, so he won't lose his data. Unless oyherwise recommended by the developer, he doesnt have to clear his data when going from one version of a rom to a new one.
Sent from my GT-N7100 or the Nexus 10, heaven knows.
Those who help noobs go to heaven. True story.
use a backup app like titanium, helium etc
sum93 said:
hey im using paranoid android 3.56 and i want to update it to 3.60 will i loose my data if i do so and also im using nexus 4
Click to expand...
Click to collapse
If you're just updating a rom you wont lose any data. All you have to do is flash the new rom on top of the old one and that's it. No need to wipe anything.
If you are upgrading from one version of a rom to a higher version of the same rom, you can usually dirty flash (flash on top without wiping) without losing any data.
Also even if you did "wipe date", it won't touch your /data/media which is basically where your /sdcard stuff lives (it will just wipe your apps, settings, etc data, so a backup via recovery is usually advised anyways).
On a related note: what does it take to wipe all of your data off your phone? Basically, to get the Nexus 4 back to brand-new, out-of-the-box fresh? Is there an easy way to do it or do you have to manually wipe different locations and if the latter, what locations must you wipe?
Johmama said:
On a related note: what does it take to wipe all of your data off your phone? Basically, to get the Nexus 4 back to brand-new, out-of-the-box fresh? Is there an easy way to do it or do you have to manually wipe different locations and if the latter, what locations must you wipe?
Click to expand...
Click to collapse
If you are on a stock rom, a simple "format data" from recovery would do the trick as it would wipe /data and /data/media. As the stock rom on /system never changes unless you rooted and added stuff to it. (fastboot can do this too from the bootloader with fastboot erase userdata).
Alternatively, you can just unpack the factory firmware and flash the *.img to their respective partitions (boot[kernel], system, userdata, etc) from this list https://developers.google.com/android/nexus/images#occamjdq39 (PS: I wouldn't bother touching the bootloader as most people never changed it other than to maybe unlock it).
Nutshell version: All your user-specific stuff lies under /data (settings, downloaded apps, media, etc)

True Full Wipe?

So I been installing Rom's lately on my rooted lg g2 D801. I was wondering if there is a way to do a full wipe that clears the storage side as well or would that brick my phone?
Well what custom recovery are you using. For example im using twrp and under wipe you click advanced and check all options including internal storage. Why do you want to do that? Youd then have to push your rom and files via adb in fastboot mode. I wouldnt do that ,but its been done.
Sent from my LG-D800 using xda app-developers app
SysAdmNj said:
Well what custom recovery are you using. For example im using twrp and under wipe you click advanced and check all options including internal storage. Why do you want to do that? Youd then have to push your rom and files via adb in fastboot mode. I wouldnt do that ,but its been done.
Sent from my LG-D800 using xda app-developers app
Click to expand...
Click to collapse
its been slowly taking up all my space and I'm at 4gigs left now.. I deleted a bunch of media files and still can't get back to at least 10gig free. I have recovery CWM v6.0.4.5
SysAdmNj said:
Well what custom recovery are you using. For example im using twrp and under wipe you click advanced and check all options including internal storage. Why do you want to do that? Youd then have to push your rom and files via adb in fastboot mode. I wouldnt do that ,but its been done.
Sent from my LG-D800 using xda app-developers app
Click to expand...
Click to collapse
You might have old roms you downloaded before installing you could delete. You could also have nandroid backups taking your space you could delete. Try installing nandroid manager from app store and see if it finds backups taking up space and delete them
Sent from my LG-D800 using xda app-developers app
What I do for a full wipe (with TWRP Recovery) is wipe system, data, dalvik, and cache - Flash my rom and gapps - and then wipe internal storage
chris61292 said:
What I do for a full wipe (with TWRP Recovery) is wipe system, data, dalvik, and cache - Flash my rom and gapps - and then wipe internal storage
Click to expand...
Click to collapse
Smart lol. I need my internal storage so I dont even think about that.
chris61292 said:
What I do for a full wipe (with TWRP Recovery) is wipe system, data, dalvik, and cache - Flash my rom and gapps - and then wipe internal storage
Click to expand...
Click to collapse
SysAdmNj said:
Smart lol. I need my internal storage so I dont even think about that.
Click to expand...
Click to collapse
ghostman256 said:
So I been installing Rom's lately on my rooted lg g2 D801. I was wondering if there is a way to do a full wipe that clears the storage side as well or would that brick my phone?
Click to expand...
Click to collapse
Best way is to every now and then use USB otg. Move a backup to it or when you are about to fresh install a ROM put everything on USB otg and then wipe everything including internal. Then install ROM and gapps or whatever and you will have a super fresh internal storage. All folders and misc. Stuff left behind from multiple flashes will be formatted and you will have only what you need
Verizon Cloudy Flex 2.0 G2

[I9505] Recover files

Hello Guys. I'm desperate as yesterday i did try full wipe on my brother galaxy s4 via stock recovery and I did wipe whole phone including photos and videos. I'm so surprise as this never happened on my old s2. Now I'm trying to recover some files but s4 blocking access to those files. Phone is rooted running 4.3 Any advice please? How to remove those blocking system ? Please Please
how you want to access files that you have deleted
pda4g said:
how you want to access files that you have deleted
Click to expand...
Click to collapse
I believe there is option via for ex dr.fone software but unfortunatelly s4 blocking access. Wondering if I flash any non stock rom it will help
if they were stored on the internal and you formatted it, they are basically gone, as i don't think you can mount this in windows, you will only have limited access to certain files via the mtp interface.
if they were on your ext sd card, remove it and use a card reader to connect to your pc and try recovery software?
as have been deleted in stock Recovery I do not believe to be restored
Guys you both right. Still no luck on stock rom. Just wondering if I flash for ex SlimKat will I be able to mount internal storage? Thanks
Sent from my GT-I9100 using XDA Premium 4 mobile app
demo84 said:
Guys you both right. Still no luck on stock rom. Just wondering if I flash for ex SlimKat will I be able to mount internal storage? Thanks
Sent from my GT-I9100 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
This is part of how to install SlimKat
Reboot to recovery.
In recovery make a full wipe as per these instructions:
In CWM perform wipe data / factory reset and in mounts and storage section format system.
In TWRP choose advanced in wipe section and wipe dalvik cache, cache, system and data.
Flash SlimKat rom zip.
Flash SlimKat gapps zip.
Reboot, setup and enjoy.
What's up
You will delete,format again,wipe again
before install
I need to talk?

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