Fastboot mode issue in MiA1 - Xiaomi Mi A1 Questions & Answers

Hi.
Recently I decided to flash lineage os 15.1 on my MiA1
For that I have downgrade to Android nougat.
After downgrading I booted my device.
After setting up device I booted device in fastboot mode to follow further steps like flashing TWRP and all but the problem is my device goes in fastboot mode and it is not identified by abd and after that it is automatically getting restarted and is not holding in fastboot mode.
Please help??

Odd issue. What are you using to flash? If you are using XiaoMiFlash.exe, you'll want to try the (THIS WILL REMOVE ALL YOUR DATA) "clean all" option. Please note that this removes all your data.

I have used MiFlash tool for this and now My device automatically reboot from fastboot mode so I am not able to use adb as well to flash rom or twrp also Now MiFlash tool is not recognising the device.

MrUsamahh said:
I have used MiFlash tool for this and now My device automatically reboot from fastboot mode so I am not able to use adb as well to flash rom or twrp also Now MiFlash tool is not recognising the device.
Click to expand...
Click to collapse
Hmm. What ROM version are you trying to flash on this? If your device isn't recognized by your PC when in fastboot mode, I'm not sure how you'd flash it.

oreo27 said:
Hmm. What ROM version are you trying to flash on this? If your device isn't recognized by your PC when in fastboot mode, I'm not sure how you'd flash it.
Click to expand...
Click to collapse
I flashed Android N Fastboot rom by selecting Clean and lock option.
After that the problem started

MrUsamahh said:
I flashed Android N Fastboot rom by selecting Clean and lock option.
After that the problem started
Click to expand...
Click to collapse
It should boot if you've fully flashed it and cleaned the user data partition. If it still isn't, you'll want to wait for other members with more experience in bricks to chime in.

oreo27 said:
It should boot if you've fully flashed it and cleaned the user data partition. If it still isn't, you'll want to wait for other members with more experience in bricks to chime in.
Click to expand...
Click to collapse
My device is booting up without any problems.
But the problem is bootloader is still unlocked. So i am not able to update via OTA.
And as the device does not holds in fastboot mode so I am not able to do other flash work.
Is there any way I can share a video of my problem with you?

MrUsamahh said:
My device is booting up without any problems.
But the problem is bootloader is still unlocked. So i am not able to update via OTA.
And as the device does not holds in fastboot mode so I am not able to do other flash work.
Is there any way I can share a video of my problem with you?
Click to expand...
Click to collapse
Oh. If it's booting up fine, then you shouldn't be worried too much.
If it keeps restarting in Fastboot mode, it could be a driver issue which is preventing your PC from recognizing your device and vice versa. I'm on Windows 10 which installs drivers automatically so I've never had experience with it.

oreo27 said:
Oh. If it's booting up fine, then you shouldn't be worried too much.
If it keeps restarting in Fastboot mode, it could be a driver issue which is preventing your PC from recognizing your device and vice versa. I'm on Windows 10 which installs drivers automatically so I've never had experience with it.
Click to expand...
Click to collapse
https://photos.app.goo.gl/TyLendNH7XaY74bs1
Please see this video.
If i boot in fastboot mode the device should be in fastboot mode till power button is not pressed for at least 10 seconds.
But in this case it gets switched off.
I have not connected the USB to pc and nothing else.

MrUsamahh said:
https://photos.app.goo.gl/TyLendNH7XaY74bs1
Please see this video.
If i boot in fastboot mode the device should be in fastboot mode till power button is not pressed for at least 10 seconds.
But in this case it gets switched off.
I have not connected the USB to pc and nothing else.
Click to expand...
Click to collapse
I think that's expected behavior? If it doesn't recognize itself being connected to a device, it'll exit fastboot mode.
I think you need to connect it to the USB cable and into your PC for it to not restart/power off.

oreo27 said:
I think that's expected behavior? If it doesn't recognize itself being connected to a device, it'll exit fastboot mode.
I think you need to connect it to the USB cable and into your PC for it to not restart/power off.
Click to expand...
Click to collapse
No when I connect it to pc at that time also same happens.
Previously when booted in fastboot mode it will stay ther by the time juice is out.

MrUsamahh said:
No when I connect it to pc at that time also same happens.
Previously when booted in fastboot mode it will stay ther by the time juice is out.
Click to expand...
Click to collapse
Yup. I just tested it out. It looks like you're right.

oreo27 said:
Yup. I just tested it out. It looks like you're right.
Click to expand...
Click to collapse
So do you know how can I help myself out?

wait.. what exacly did you do when you booted into fastboot? did you type "adb devices" or "fastboot devices"? also, try rebooting into fastboot mode by typing "adb reboot bootloader" in cmd, with your phone plugged into your pc, and with the proper platform-tools installed. it shouldn't really go away from fastboot mode like that.

Mizuru said:
wait.. what exacly did you do when you booted into fastboot? did you type "adb devices" or "fastboot devices"? also, try rebooting into fastboot mode by typing "adb reboot bootloader" in cmd, with your phone plugged into your pc, and with the proper platform-tools installed. it shouldn't really go away from fastboot mode like that.
Click to expand...
Click to collapse
Hy man, I know basic of adb and I use cmd "adb devices"
My device is recognised when it is on.
I can also give various cmd like boot in recovery or fastboot mode or reboot and the device follow the instructions.
Please see the video that I've shared.
Once fastboot mode is on the device is automatically restarted in about 10 to 15 sec and within this time MiFlash tool or adb cmd prompt bot does not recognise my device.
I have tried to flash OTA via adb side load but it is showing error.
Help me with your input!

MrUsamahh said:
Hy man, I know basic of adb and I use cmd "adb devices"
My device is recognised when it is on.
I can also give various cmd like boot in recovery or fastboot mode or reboot and the device follow the instructions.
Please see the video that I've shared.
Once fastboot mode is on the device is automatically restarted in about 10 to 15 sec and within this time MiFlash tool or adb cmd prompt bot does not recognise my device.
I have tried to flash OTA via adb side load but it is showing error.
Help me with your input!
Click to expand...
Click to collapse
Your device doesn't get detected in your CMD prompt when it's in fastboot AND you type "fastboot devices"?
If it doesnt then you might have flashed something incorrectly.
Also, make sure to have your android drivers up to date in your pc. It's very, very likely that you don't have them installed on your PC, or they are outdated. See this: https://developer.android.com/studio/run/oem-usb.html
And this: https://developer.android.com/studio/releases/platform-tools.html

I have faced this issue. Yesterday i dirty flashed a custom rom. but i forgot how to dirty flash. i just simply flashed the rom and restarted the phone. it was mandatory to flash custom recovery and gapps after flashing a rom dirtily or normally. but i didn't. After the reboot completed, i remembered that i didn't flashed the twrp and gapps. So, i go back recovery mod, guessed i could flash twrp now. But i didn't see any custom recovery on my phone. But the phone boots, and i can use the phone. Still, i'm on that phone, while i'm typing this comment. i didn't lost my data cause i flashed dirtily. But the problem is, as i didn't flashed gapps or magisk (for root access), now i can't use google apps like, play store, and more. As i don't have root access on my phone so, i can't run flasify, to flash custom recovery. neither i can run other apps that need root. As i didn't flash custom recovery, now i can't flash gapps, magisk and whatever that needs a custom recovery.
I told some rom porter about the matter. They told me to flash stock rom. So, i was trying to flash stock rom. but flashing stock rom requires a fastboot mode. But my fastboot logo doesn't appear and it's blank. I told this to a rom porter. But he said, He doesn't know about that and he can't help.

Related

Phones in a bit of a state

Hey guys,
Yesterday I tried, after a few months of not modding my phone, to update my recovery as i was running a very old version of TWRP. Long story short I did something wrong somewhere and my phone has ended up in a bit of a weird state.
At the moment the OS is BlissRom, however it fails to boot. The loading screen runs very slowly and never actually boots the OS. The current recovery is the stock recovery.
The thing that is giving me an issue is the fact that somehow the bootloader has locked, so I am unable to flash a new OS onto my phone. I'm not able to flash anything onto my phone as it throws an error telling me the phone is locked.
Overall I aren't able to boot into the OS, however I have access to the stock recovery and fastboot. Unfortunately it looks as though the bootloader has locked some how.
Any ideas how I can fix this, or have I completely messed my phone up?
Thanks in advance.
Hi
U said u were running twrp before which means u have unlocked bootloader and flash roms already.
How did u end up with stock recovery?
Also is it phone being detected bycur PC?
Sent from my ONE A2005 using Tapatalk
I believe it was a result of running the QualComm restoration tool. I ran this and it didn't look as though it did anything however after i rebooted into recovery I found it was stock.
I'm not sure if using this tool also re locked the bootloader however as it appears to be locked and I cant flash anything in fastboot mode.
colinbest2 said:
I believe it was a result of running the QualComm restoration tool. I ran this and it didn't look as though it did anything however after i rebooted into recovery I found it was stock.
I'm not sure if using this tool also re locked the bootloader however as it appears to be locked and I cant flash anything in fastboot mode.
Click to expand...
Click to collapse
Did u also tried command fastboot oem unlock
Sent from my ONE A2005 using Tapatalk
Indeed I have, I get an error saying "phone is locked".
I think the resolution will be running the restoration tool fully but i cant seem to get it to do anything. It just sits there with no progress bars appearing.
Have you ever had any experience with this tool?
No I never used recovery tools.
Can u at any point let's say u boot into recovery and connect the device to PC, will it detected the internal storage?
Sent from my ONE A2005 using Tapatalk
Unfortunately not, if I boot the OS it gets stuck at the loading animation, it isn't a bootloop oddly enough.
Booting in recovery the PC doesn't detect the internal storage, however if I choose "Update from USB" I can see that ADB detects my phone in sideload mode.
Much like in fastboot mode I can see my PC detects my phone in fastboot mode.
I do have some OS zips on the internal storage which I have tried flashing in stock recovery, however these always result in "Install failed" errors.
Dude i think you have to use recovery tool now
Here is the link first read carefully https://forums.oneplus.net/threads/...ck-guide-for-a-hard-bricked-oneplus-2.347607/
Thanks for the link buddy.
I've gone through this thread, I think the issue preventing this from working for me is the fact that although I have installed the relevant drivers, when I plug my phone into my PC the drivers assigned to it are "Android Bootloader Interface". When I try to target another driver, using the Update driver functionality it just refuses to change, saying the driver already assigned is the newer one.
Any ideas how I can get around this? I know ideally it should appear as Qualcomm 9008. I've tried all the methods in the "How to Make the device show as Qualcomm 9008" section without any success.
colinbest2 said:
Unfortunately not, if I boot the OS it gets stuck at the loading animation, it isn't a bootloop oddly enough.
Booting in recovery the PC doesn't detect the internal storage, however if I choose "Update from USB" I can see that ADB detects my phone in sideload mode.
Much like in fastboot mode I can see my PC detects my phone in fastboot mode.
I do have some OS zips on the internal storage which I have tried flashing in stock recovery, however these always result in "Install failed" errors.
Click to expand...
Click to collapse
Here's what to do...
U will need to sideload the stock rom which can be downloaded from here: https://s3.amazonaws.com/oxygenos.o...4_OTA_020_all_1608262242_44a55e674a2b4bf6.zip
-Place the zip in ur adb folder and rename it to update.zip.
-Connect the Oneplus2 to the PC with USB cable and open a command prompt or terminal on your PC. To do this open the ADB folder press shift + right click and click on open command here.
-Reboot to recovery and select install from usb.
-Flash the OxygenOS on OnePlus 2 by typing:
adb sideload update.zip
-Now the update will start and this will take some time.
Hope it helped[emoji106]
Sent from my ONE A2005 using Tapatalk
Brandon Indar said:
Here's what to do...
U will need to sideload the stock rom which can be downloaded from here: https://s3.amazonaws.com/oxygenos.o...4_OTA_020_all_1608262242_44a55e674a2b4bf6.zip
-Place the zip in ur adb folder and rename it to update.zip.
-Connect the Oneplus2 to the PC with USB cable and open a command prompt or terminal on your PC. To do this open the ADB folder press shift + right click and click on open command here.
-Reboot to recovery and select install from usb.
-Flash the OxygenOS on OnePlus 2 by typing:
adb sideload update.zip
-Now the update will start and this will take some time.
Hope it helped[emoji106]
Sent from my ONE A2005 using Tapatalk
Click to expand...
Click to collapse
Hey dude, thanks for the help! So I went through these steps and it actually appeared to sideload and update properly.
However now it looks as though my phone is stuck at the one+ logo when I go to boot the OS.
colinbest2 said:
Hey dude, thanks for the help! So I went through these steps and it actually appeared to sideload and update properly.
However now it looks as though my phone is stuck at the one+ logo when I go to boot the OS.
Click to expand...
Click to collapse
Try this one :
https://s3.amazonaws.com/oxygenos.o...4_OTA_019_all_1606041303_bd42fc5cc5cc4ab2.zip
If still stuck on boot logo, boot in fastboot, connect to PC and run command : fastboot erase userdata
If not work try sideload a rom u have with same steps[emoji4]
Sent from my ONE A2005 using Tapatalk

Stuck in Bootloop

US996 Unlocked, stock rom. I was in XDA Forums and saw there were app updates, one being Play Store. I updated. When I tried to get into Play Store, the message "this version of play store is incompatible with your device, go to settings and disable app update (or something like that). I tried but the app was not listed in settings. I tried to reboot and now the phone bootloops. All I can get is the warning that the software cannot be checked for corruption and then a quick display of the LG logo, then screen off, and then LG logo again and then warning screen, etc. If I try to reboot into recovery I get the Factory data reset screens and I answer both "yes" and the phone goes into adb mode.. From adb mode I can fastboot reboot, which puts me back into the above loop, or fastboot bootloader, which merely returns me to the adb screen. What can I do now?
Maybe try relocking the bootloader. I am pretty sure (someone correct me if I am wrong) that that pop-up of the "cannot check for corruption" usually only shows when the bootloader is unlocked.
XP_1 said:
Maybe try relocking the bootloader. I am pretty sure (someone correct me if I am wrong) that that pop-up of the "cannot check for corruption" usually only shows when the bootloader is unlocked.
Click to expand...
Click to collapse
Is that even possible? Don't know how to do it.
PhoneBull said:
Is that even possible? Don't know how to do it.
Click to expand...
Click to collapse
Try entering
Code:
fastboot oem device-info
into Fastboot on your computer to see if it says it is unlocked when in fastboot mode.
XP_1 said:
Try entering
Code:
fastboot oem device-info
into Fastboot on your computer to see if it says it is unlocked when in fastboot mode.
Click to expand...
Click to collapse
I get "FAILED (remote: unknown command)"
Do you have fastboot installed on your computer? (Something you would have had to have intentionally installed) If not google Minimal Fastboot /ADB and install it, enter the supposed ADB screen you are talking about and see if it makes contact with your phone.
XP_1 said:
Do you have fastboot installed on your computer? (Something you would have had to have intentionally installed) If not google Minimal Fastboot /ADB and install it, enter the supposed ADB screen you are talking about and see if it makes contact with your phone.
Click to expand...
Click to collapse
I have the fastboot on the PC that I used to unlock the bootloader.. I enter fastboot on the PC via the administrative command prompt. With the phone in the fastboot mode, I type "fastboot devices" on the PC and get a proper response (LGUS996ab**** fastboot). If I enter ""fastboot reboot" I get the bootloop. If I enter "fastboot bootloader" I wind up in Fastboot Mode on the phone again. I was hoping there was a "fastboot recovery" command but there doesn't seem to be. I don't know what to do next. I am not all that familiar with what can be done from fastboot. My only experience with it was when I unlocked the phone. I am desperate!
Okay, so if you do not have TWRP installed on your phone, then I don't know if you can save your data. You can try to
Code:
fastboot erase cache
and see if it helps, or if not and just reset the device fastboot oem lock I think. Maybe ask around in the unlocking help threads or perhaps someone with more knowledge will chime in. If none of this works, then there are some instructions on how to get your phone back to stock in the News and Guides section.
EDIT: Maybe try the power+volume down. It may work? I have tried it and never got it to successfully work. But you can try it.
XP_1 said:
Okay, so if you do not have TWRP installed on your phone, then I don't know if you can save your data. You can try to
Code:
fastboot erase cache
and see if it helps, or if not and just reset the device fastboot oem lock I think. Maybe ask around in the unlocking help threads or perhaps someone with more knowledge will chime in. If none of this works, then there are some instructions on how to get your phone back to stock in the News and Guides section.
Click to expand...
Click to collapse
Thanks for your help. I DO have TWRP installed and have used it often for backups. But now the only way I know to TRY to get to it is by the power/vol down until LG logo, then release/repress power button sequence but this just gets me into fastboot mode. II have some recent backups saved on my micro SD card - is there any way to flash one of them through fastboot if I load one onto the PC?
Yeah. My bad. Okay, so how I get into TWRP is through the EasyRecowvery.
Go ahead and download it from Git-Hub (1.3b3).
Now extract it and run the cmd program. Enter 5. which is extras and stuff and then enter 5 again in the sub menu which will let you boot into recovery. When you are in recovery, and plugged into your computer, you should be able to either flash or drag and drop like a flash drive on the the phone. Hope that helps a little bit.
XP_1 said:
Yeah. My bad. Okay, so how I get into TWRP is through the EasyRecowvery.
Go ahead and download it from Git-Hub (1.3b3).
Now extract it and run the cmd program. Enter 5. which is extras and stuff and then enter 5 again in the sub menu which will let you boot into recovery. When you are in recovery, and plugged into your computer, you should be able to either flash or drag and drop like a flash drive on the the phone. Hope that helps a little bit.
Click to expand...
Click to collapse
I don't have T-Mobile. I have Verizon Wireless on the US996. Will that work?
PhoneBull said:
I don't have T-Mobile. I have Verizon Wireless on the US996. Will that work?
Click to expand...
Click to collapse
Since you are only rebooting into recovery and not flashing anything it might. If not, it will just fail and not harm anything. Last thing to try is the
Code:
adb reboot recovery
which is the only thing I can think of and I think you already tried it. Otherwise you will need to just go stock.

My lenovo a6000 is hard bricked. PC not detecting it.

Hello all, I have a Lenovo a6000 smartphone. It was owned by my friend. She had a problem with the android os, so she went to a local store and the there it got hard bricked. Now if I turn it on it only vibrates once. no backlight or any picture. If I press and hold vol- and power buttons together LCD backlight turns on but no display. then it goes off and then again turns on. PC does not detect it. Can anyone help me getting it out from this state?
arnab8820 said:
Hello all, I have a Lenovo a6000 smartphone. It was owned by my friend. She had a problem with the android os, so she went to a local store and the there it got hard bricked. Now if I turn it on it only vibrates once. no backlight or any picture. If I press and hold vol- and power buttons together LCD backlight turns on but no display. then it goes off and then again turns on. PC does not detect it. Can anyone help me getting it out from this state?
Click to expand...
Click to collapse
Try qfil method
JovanSijacki said:
Try qfil method
Click to expand...
Click to collapse
Can you give the link please..... please note the phone is no longer detected in pc
arnab8820 said:
Can you give the link please..... please note the phone is no longer detected in pc
Click to expand...
Click to collapse
You need to have adb and fastboot drivers for your phone to correctly get detected.
Here's the LINK FOR QFIL TUTORIAL. You'll need another set of drivers called as the QCOM drivers which are mentioned in the tutorial from the above link.
Hope this helps.
I already have installed the drivers. Still not detected. Even the device manager does not show a device is connected
sasukay said:
You need to have adb and fastboot drivers for your phone to correctly get detected.
Here's the LINK FOR QFIL TUTORIAL. You'll need another set of drivers called as the QCOM drivers which are mentioned in the tutorial from the above link.
Hope this helps.
Click to expand...
Click to collapse
Here the phone connects in Qualcomm hs-USB...... mode. But in case of mine, it does not even show up in the device manager.
arnab8820 said:
Here the phone connects in Qualcomm hs-USB...... mode. But in case of mine, it does not even show up in the device manager.
Click to expand...
Click to collapse
You should try changing the usb cable you are using. Or maybe that guy in the local repair shop didn't put the sub PCB board back correctly.
sasukay said:
You should try changing the usb cable you are using. Or maybe that guy in the local repair shop didn't put the sub PCB board back correctly.
Click to expand...
Click to collapse
There is only one pcb in it. Changing the cable does not make a difference
One update. I can get into the fastboot mode. But the bootloader is locked. What to do?
arnab8820 said:
One update. I can get into the fastboot mode. But the bootloader is locked. What to do?
Click to expand...
Click to collapse
Lenovo A6000 doesn't come with a locked bootloader B-l
If you can boot into fastboot then you should flash twrp from it depending on the current android version of the device. If it had been on kitkat flash this TWRP v2.8.6.0 or if it has been updated to lollipop then flash the latest TWRP v3.1.0.
For this you need to first have the fastboot drivers installed and also the minimal adb and fastboot tool. Then place the required TWRP in that folder, better rename the file to 'recovery.img' and then in the CMD window which you open by Shift + Right Click first type
Code:
fastboot devices
To check whether your device is detected by the tool and haa got drivers installed correctly.
Later, if successful​, type in
Code:
fastboot flash recovery recovery.img
Then you'll have TWRP recovery installed.
Then flash any ROM on the device using it.
sasukay said:
Lenovo A6000 doesn't come with a locked bootloader B-l
If you can boot into fastboot then you should flash twrp from it depending on the current android version of the device. If it had been on kitkat flash this TWRP v2.8.6.0 or if it has been updated to lollipop then flash the latest TWRP v3.1.0.
For this you need to first have the fastboot drivers installed and also the minimal adb and fastboot tool. Then place the required TWRP in that folder, better rename the file to 'recovery.img' and then in the CMD window which you open by Shift + Right Click first type
To check whether your device is detected by the tool and haa got drivers installed correctly.
Later, if successful​, type in
Then you'll have TWRP recovery installed.
Then flash any ROM on the device using it.
Click to expand...
Click to collapse
Thanks! I will try it and post the results.
Btw are you sure it does not come with a locked bootloader? I tried to flash the stock recovery and got an error saying "unknown command or device is lock"
arnab8820 said:
Thanks! I will try it and post the results.
Btw are you sure it does not come with a locked bootloader? I tried to flash the stock recovery and got an error saying "unknown command or device is lock"
Click to expand...
Click to collapse
Yeah bro I'm 100% positive. I think unknown command is displayed when you flash the wrong version of recovery.
You can also​ try
Code:
fastboot boot recovery.img
Sometimes only this works which temporarily boots into the custom recovery.
sasukay said:
Yeah bro I'm 100% positive. I think unknown command is displayed when you flash the wrong version of recovery.
You can also​ try
Sometimes only this works which temporarily boots into the custom recovery.
Click to expand...
Click to collapse
Ok friend i will post the results tonight
sasukay said:
Lenovo A6000 doesn't come with a locked bootloader B-l
If you can boot into fastboot then you should flash twrp from it depending on the current android version of the device. If it had been on kitkat flash this TWRP v2.8.6.0 or if it has been updated to lollipop then flash the latest TWRP v3.1.0.
For this you need to first have the fastboot drivers installed and also the minimal adb and fastboot tool. Then place the required TWRP in that folder, better rename the file to 'recovery.img' and then in the CMD window which you open by Shift + Right Click first type
Code:
fastboot devices
To check whether your device is detected by the tool and haa got drivers installed correctly.
Later, if successful​, type in
Code:
fastboot flash recovery recovery.img
Then you'll have TWRP recovery installed.
Then flash any ROM on the device using it.
Click to expand...
Click to collapse
Tried the above method but no luck it gives an error: "unknown command or device is lock".
arnab8820 said:
Tried the above method but no luck it gives an error: "unknown command or device is lock".
Click to expand...
Click to collapse
Try this with the CWM recovery too.
BTW does your device gets detected by fastboot devices command? Also, have you tried the QPST method?
sasukay said:
Try this with the CWM recovery too.
BTW does your device gets detected by fastboot devices command? Also, have you tried the QPST method?
Click to expand...
Click to collapse
Device gets detected by fastboot devices command. I cant try qpst because the device is not detected in any other mode except fastboot. I hv all the drivers installed
arnab8820 said:
Device gets detected by fastboot devices command. I cant try qpst because the device is not detected in any other mode except fastboot. I hv all the drivers installed
Click to expand...
Click to collapse
You've tried booting into Download mode? It requires you to press the VOL UP + POWER KEY, then you need to select the Download mode in it to perform flashing through QPST.
Also, you never mentioned what android version was the device on, earlier.
sasukay said:
You've tried booting into Download mode? It requires you to press the VOL UP + POWER KEY, then you need to select the Download mode in it to perform flashing through QPST.
Also, you never mentioned what android version was the device on, earlier.
Click to expand...
Click to collapse
If i press and hold vol up and power key together the phone only vibrates once and shows nothing. And i think my friend applied the lollipop update on it. She is not sure.
arnab8820 said:
If i press and hold vol up and power key together the phone only vibrates once and shows nothing. And i think my friend applied the lollipop update on it. She is not sure.
Click to expand...
Click to collapse
Try fastboot oem unlock
arnab8820 said:
Tried the above method but no luck it gives an error: "unknown command or device is lock".
Click to expand...
Click to collapse
I think you are missing something (maybe).
The command is "fastboot flash recovery recovery.img"
If the recovery files name is twrp.img then command will be "fastboot flash recovery twrp.img".

Unable to enter fastboot mode after flashing

I have unlocked my phone, hoping to find a fix to USB external camera not being recognized. As a consequence, I am not able to update my system through OTA. Moreover, I am no longer able to enter fastboot mode. Whatever key combination I tried, my phone will do a normal boot. When I power up or I press volume - I only end up doing a normal boot or powering off. If I press all 3 keys together I get into the e-recovery boot, which fails. I have only been able to boot into TWRP after downloading a system update and choosing to install it. With this procedure, the update will not be installed, but I will boot into TWRP. From here, if I choose recovery, I do boot into fastboot, but my fastboot is not recognized by my computer, as it was before. Running either ADB or Fastboot will not reveal any device connected.
pieemme said:
I have unlocked my phone, hoping to find a fix to USB external camera not being recognized. As a consequence, I am not able to update my system through OTA. Moreover, I am no longer able to enter fastboot mode. Whatever key combination I tried, my phone will do a normal boot. When I power up or I press volume - I only end up doing a normal boot or powering off. If I press all 3 keys together I get into the e-recovery boot, which fails. I have only been able to boot into TWRP after downloading a system update and choosing to install it. With this procedure, the update will not be installed, but I will boot into TWRP. From here, if I choose recovery, I do boot into fastboot, but my fastboot is not recognized by my computer, as it was before. Running either ADB or Fastboot will not reveal any device connected.
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When you use key combinations, you must shutdown your phone first, not reboot or you can boot into system, make sure that usb debugging is turned on, open adb and type "adb reboot bootloader".
DeathBell said:
When you use key combinations, you must shutdown your phone first, not reboot or you can boot into system, make sure that usb debugging is turned on, open adb and type "adb reboot bootloader".
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Thanks, I followed your instructions but with no success. As soon as I plug into USB it will power on and go on with a normal system boot, no matter how quick I am in typing the command "adb reboot bootloader", which invariably returns "no devices/emulators found", or whether I press the volume - button or not. This also happens when I am in the charging screen (not sure whether this also equals power off).
pieemme said:
Thanks, I followed your instructions but with no success. As soon as I plug into USB it will power on and go on with a normal system boot, no matter how quick I am in typing the command "adb reboot bootloader", which invariably returns "no devices/emulators found", or whether I press the volume - button or not. This also happens when I am in the charging screen (not sure whether this also equals power off).
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No, you need to boot to Android to use adb.
Is your device bricked or stuck in a bootloop or something?
DeathBell said:
No, you need to boot to Android to use adb.
Is your device bricked or stuck in a bootloop or something?
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I wouldn’t call it properly bricked, inasmuch as it is actually doing its job. However, It does some strange things: it gets the OTA updates, but when I click on Download and Install, it restarts in the TWRP menu (which I cannot otherwise access. I have 2 TWRP apps installed, which don’t seem to be of any use: official TWRP App and TWRP Manager). When I am in the TWRP menu, I can choose to restart in the bootloader. However, once there, with the green window telling me that my phone is flashed, the phone is still not detected by ADB or Fastboot commands. I don’t know when the bootloader started to be unaccessible because I left the tinkering a couple of months ago, when I realized that nobody so far has had any success in getting a P10 Lite to work with a USB Endoscope.
pieemme said:
I wouldn’t call it properly bricked, inasmuch as it is actually doing its job. However, It does some strange things: it gets the OTA updates, but when I click on Download and Install, it restarts in the TWRP menu (which I cannot otherwise access. I have 2 TWRP apps installed, which don’t seem to be of any use: official TWRP App and TWRP Manager). When I am in the TWRP menu, I can choose to restart in the bootloader. However, once there, with the green window telling me that my phone is flashed, the phone is still not detected by ADB or Fastboot commands. I don’t know when the bootloader started to be unaccessible because I left the tinkering a couple of months ago, when I realized that nobody so far has had any success in getting a P10 Lite to work with a USB Endoscope.
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Thats normal behaviour, when you have a custom recovery installed and do anything in the stock recovery then it boots you into the custom recovery, it should also boot to TWRP when you do factory reset in the stock recovery. And when your phone isn't detected by fastboot then its probably a adb and fastboot installation issue on your PC, type "fastboot devices" to see if it detects your device. And what do you even want to do in fastboot?
Also are you in Nougat or Oreo?
DeathBell said:
Thats normal behaviour, when you have a custom recovery installed and do anything in the stock recovery then it boots you into the custom recovery, it should also boot to TWRP when you do factory reset in the stock recovery. And when your phone isn't detected by fastboot then its probably a adb and fastboot installation issue on your PC, type "fastboot devices" to see if it detects your device. And what do you even want to do in fastboot?
Also are you in Nougat or Oreo?
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I am not too sure to have any working recovery at all, right now. If I press all 3 buttons, I get into the Huawei recovery mode, which fails. I am on EMUI 5.1.1 (Nougat) and would like to install a stock recovery to Oreo. If I am able to get to a working bootloader mode, I would like to install this file which seems to be a stock recovery with Oreo (WARSAW L21C432B182_EU_SERVICE_ANDROIDHOST.RU.RAR). Otherwise, I will buy a MicroSD card reader and try copying this installation to the card, which, according to this video (https://www.youtube.com/watch?v=0vDgDXePAR4&feature=youtu.be) should be the last resort, if everything else fails. I would be perfectly happy to return to a working and updated standard EMUI. I'm told that if I installed the OTA version this would not be working correctly on my my phone. According to an app called Rootchecker, my phone is not properly rooted either, but there are a lot of crappy apps out there, so I don't know what to believe.
BTW: I don't believe there is any problem with my adb fastboot installation (on MacOS). It was working earlier on. When I type "fastboot devices", it returns: "waiting for any device"
pieemme said:
I am not too sure to have any working recovery at all, right now. If I press all 3 buttons, I get into the Huawei recovery mode, which fails. I am on EMUI 5.1.1 (Nougat) and would like to install a stock recovery to Oreo. If I am able to get to a working bootloader mode, I would like to install this file which seems to be a stock recovery with Oreo (WARSAW L21C432B182_EU_SERVICE_ANDROIDHOST.RU.RAR). Otherwise, I will buy a MicroSD card reader and try copying this installation to the card, which, according to this video (https://www.youtube.com/watch?v=0vDgDXePAR4&feature=youtu.be) should be the last resort, if everything else fails. I would be perfectly happy to return to a working and updated standard EMUI. I'm told that if I installed the OTA version this would not be working correctly on my my phone. According to an app called Rootchecker, my phone is not properly rooted either, but there are a lot of crappy apps out there, so I don't know what to believe.
BTW: I don't believe there is any problem with my adb fastboot installation (on MacOS). It was working earlier on. When I type "fastboot devices", it returns: "waiting for any device"
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I still can't uderstand you. Can you boot into Android or not? And Does TWRP work? When you device is softbricked, what did you do to brick it?
At one point you say that you can access fastboot by choosing reboot to bootloader in TWRP and then you say that you have no working recovery at all.
Anyway I can't help you with the fastboot thing then and that file isn't Oreo it's an old version of Nougat, B360 and up is Oreo and also B321 witch is Oreo Beta. You can only flash image files in fastboot anyway as that file needs to be unpacked and put on the dload folder on your sd card.
When you want to get to Oreo you can either use service roms from this thread https://forum.xda-developers.com/p10-lite/development/service-rom-b362-c432-upgrade-o-o-n-o-t3813946, you need to copy the two zip files into the dload folder in your SD card. You can also use HWOTA but that wouldn't work since fastboot isn't working for whatever reason. Or when your custom recovery is working you can use HuRUpdater. But you need to be on the newest version of Nougat B210 or B209 to update as otherwise you may brick your phone.

The system has been destroyed please help

So I flashed the stock pie rom from this forum, came from pixel experience 9. After I flashed the ROM I also flashed the twrp installer and when I rebooted it says the system has been destroyed and press the power button to shut down. I can boot the phone in fastboot but it doesn't recognise it even though the drivers are installed and it worked perfectly before. The miflash program also doesn't recognise anything after I press refresh.
Is there anything I can do?
Boot into TWRP (by booting not flashing) and get a flashable rom with twrp for ex. https://forum.xda-developers.com/mi-a1/development/twrp-stock-8-1-0-t3856328
emiljano539 said:
Boot into TWRP (by booting not flashing) and get a flashable rom with twrp for ex. https://forum.xda-developers.com/mi-a1/development/twrp-stock-8-1-0-t3856328
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Click to collapse
I can't boot into recovery, the error message pops up on the screen
lvnatic said:
I can't boot into recovery, the error message pops up on the screen
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You have to boot to twrp from the bootloder screen.
Use this recovery to boot from pc and never Flash twrp on pie.
https://forum.xda-developers.com/mi-a1/development/treble-twrp-installer-treble-manager-t3793637
lvnatic said:
So I flashed the stock pie rom from this forum, came from pixel experience 9. After I flashed the ROM I also flashed the twrp installer and when I rebooted it says the system has been destroyed and press the power button to shut down. I can boot the phone in fastboot but it doesn't recognise it even though the drivers are installed and it worked perfectly before. The miflash program also doesn't recognise anything after I press refresh.
Is there anything I can do?
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Click to collapse
Again unlock boot loader.
lvnatic said:
I can't boot into recovery, the error message pops up on the screen
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As others set go into fastboot then use this command "fastboot boot TheNameOfTWRP.img"
emiljano539 said:
As others set go into fastboot then use this command "fastboot boot TheNameOfTWRP.img"
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Click to collapse
I tried that and fastboot doesnt recognise my device at all. When I simply type fastboot the device should appear with a code, wll when I type it nothing happes.
lvnatic said:
I tried that and fastboot doesnt recognise my device at all. When I simply type fastboot the device should appear with a code, wll when I type it nothing happes.
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Strange. Do you have installed drivers/do you have used before adb in ur pc with mi a1?
emiljano539 said:
Strange. Do you have installed drivers/do you have used before adb in ur pc with mi a1?
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Click to collapse
Yes, I also have a redmi note 5 Pro and a mipad 4 and both work well with ADB.
Try flashint stock on EDL mode.
Same error with me today. Tried to restart 5 times. Its unbelievable but the fix was very easy. Just run "fastboot continue" and wait for 2 minutes for a working reboot!
Thanks for the Solution
Inferi0r said:
Same error with me today. Tried to restart 5 times. Its unbelievable but the fix was very easy. Just run "fastboot continue" and wait for 2 minutes for a working reboot!
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Click to collapse
Thanks for the solution. Worked for me as well for similar problem. A simplified step by step if anyone still couldn't get it to work.
Power off your phone as asked by the Error Message
Press Volume Down + Power button simultaneously to boot into fastboot.
Load Command Prompt in the ADB/Fastboot folder in your PC (ADB and other drivers need to be installed)
Type "fastboot continue" and press enter
And you are done. If your phone is not recognized by the PC (after you put it to fastboot mode) make sure you have proper Drivers installed for your devices. You can use MiFlashTools to install required drivers automatically.
yagya said:
Thanks for the solution. Worked for me as well for similar problem. A simplified step by step if anyone still couldn't get it to work.
Power off your phone as asked by the Error Message
Press Volume Down + Power button simultaneously to boot into fastboot.
Load Command Prompt in the ADB/Fastboot folder in your PC (ADB and other drivers need to be installed)
Type "fastboot continue" and press enter
And you are done. If your phone is not recognized by the PC (after you put it to fastboot mode) make sure you have proper Drivers installed for your devices. You can use MiFlashTools to install required drivers automatically.
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Thanks for this. This happened to me two weeks ago, had to completely flash stock rom and begin from zero. Hopefully others will see this and avoid starting fresh.

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