[Q] Nexus 5 Recovery broken and OS is missing - Nexus 5 Q&A, Help & Troubleshooting

Hello Everyone. Normally I´m the quiet Reader and not the Active Poster but I need your help guys.
I have a problem since yesterday and I tried to fix it by myself with searching everywhere but couldn´t do it by myself.
What I had before:
Optipop 5.0.2 with Racer Kernel (both had Builds from January) + TWRP 2.8.1
What I wanted to do:
Flash Grogg's AOSP 5.1 and newest Code Blue Kernel
What happenend:
I factory resetted and successfully flashed Grogg's AOSP 5.1 and Code Blue Kernel but had Problems with FCing Clock and Dialer so I tried to reflash both after wiping completely (even internal storage), mounted it and put the needed new files on the internal storage.
I reflashed the Custom Rom + Custom Kernel and the newest Radio, wiped Cache/Dalvik and rebooted. It booted and the notification screen with 'optimizing apps' appeared. After that that screen went black and nothing else.
It was lit so I´knew that the device wasn´t shut down and tried to rebbot sincee nothing happened. I noticed that it was possible to reboot or shut down the device normally so there might have been a Problem with the Rom.
I retried the whole procedure and this time the notification screen didn´t show up after the boot logo and went directly to the black blank screen but i still had the possibility to rebbot/shut down the device normally. This time I didn´t wipe the whole storage and this time it got stuck at the boot logo and the Custom Recovery seems to be broken, too. The screen shows the dead Android with the red triangle.
My Problem is that I can´t connect my device to the computer, find it with 'adb devices' and reflash the Recovery with fastboot. The device is shown as 'android' in device manager in Windows 7 and nothing else. I already tried to un- and reinstall the Google drivers and that whole stuff but it doesn´t work for God's sake. adb doesn´t list my device and the 'list of devices attached' is blank although my device is connected.
I know my phone is soft bricked and that it is possible to fix that although I don´t know why it even broke the OS and Custom Recovery.
Can anyone help me out with a step-for-step-guide to fix the adb Problem and explain me why that blank screen even happenend?
Edit: If I´m in fastboot mode the device is shown as >Android Bootloader Interface< and isn´t listed with 'adb devices'. If it is powered off it is shown as >Android Composite ADB Interface< but is listed with 'adb devices' but I can´t flash the Custom Recovery.

Beyazid said:
My Problem is that I can´t connect my device to the adb to reflash the Recovery.
Click to expand...
Click to collapse
You don't use adb to flash a custom recovery. You use fastboot. That's your first problem.

I actually meant that it isn´t shown with the command 'adb devices' I will change that in the text
Edit: I also noticed that the fastboot mode is always on in the bootloader although the device isn´t connected to the pc. Shouldn´t it only be active if it´s connected?

Beyazid said:
I actually meant that it isn´t shown with the command 'adb devices' I will change that in the text
Edit: I also noticed that the fastboot mode is always on in the bootloader although the device isn´t connected to the pc. Shouldn´t it only be active if it´s connected?
Click to expand...
Click to collapse
I see a couple problems here.
First one is use the newest version of TWRP. You can get that from my signature.
Second is Code_Blue may not be compatible with the ROM you are testing.
You don't need ADB at all for this, you need fastboot.

As I said. I just use adb to make sure that my device is found by and connected to the pc. I know that fastboot is used to flash everything but my Nexus 5 isn´t even shown. So how can I get my phone connected to flash the custom recovery?
And it seems like it is compatible since it worked the after the first installation and boot

FFS, XDA. I had just written a huge ass post on how to use fastboot properly, with the proper commands and ****, and you logged me out, making me lose all that. F U.
Beyazid said:
and the Custom Recovery seems to be broken, too. The screen shows the dead Android with the red triangle.
Click to expand...
Click to collapse
This is the stock recovery.
You need to put your device in fastboot mode, REFLASH TWRP again with fastboot, then STRAIGHT FROM FASTBOOT select (with vol keys and Power) "Restart recovery". When you're in TWRP, wipe data/factory reset, reflash rom, gapps, REBOOT, PROFIT.
`fastboot devices` and `adb devices` are two commands to check if an active connection exists, between the host interface (on the PC, look at it as servers) and the device interface (look at it as clients). both commands will only return your device's SN IF drivers are correctly installed (speaking on a basic level, and about Windows). If you execute those commands, no SN comes up, then you need to fix drivers FIRST. Not even worth trying to do other commands.
`fastboot devices` only works here -> http://bazalabs.com/wp-content/uploads/2014/07/20140705_215603.jpg
`adb devices` works in TWRP/CWM (NOT in stock recovery) and in Android itself (needs USB Debugging active).

Thanks for the help. I was able to flash the Custom Recovery and the Custom Rom with and without Code Blue Kernel but in both ways the phone loads, sets up at the boot logo and goes straight into the blank black screen which appears without the notification screen of the apps that get optimized.
I can manually turn off, reboot.or take a screenshot which clearly indicates that the Rom itself is installed.
How can I fix that problem?
Thanks in advance
Edit: Tried with the Blue Code Kernel which gave that blank screen and wiped everything but internal storage and reflashed just the Custom Rom which gave me the same result
Could it be because the system.img or boot.img are missing??

Beyazid said:
Thanks for the help. I was able to flash the Custom Recovery and the Custom Rom with and without Code Blue Kernel but in both ways the phone loads, sets up at the boot logo and goes straight into the blank black screen which appears without the notification screen of the apps that get optimized.
I can manually turn off, reboot.or take a screenshot which clearly indicates that the Rom itself is installed.
How can I fix that problem?
Thanks in advance
Edit: Tried with the Blue Code Kernel which gave that blank screen and wiped everything but internal storage and reflashed just the Custom Rom which gave me the same result
Could it be because the system.img or boot.img are missing??
Click to expand...
Click to collapse
Try another ROM.
System.img .. boot.img.. comes with the ROM you flashed (well, not exactly, but both partitions do get written to), so no, they're not missing.

I gave it another try and fixed it.
I'll write it down so anybody who ever faces that problem can solve that, too.
Follow that guide (http://forum.xda-developers.com/google-nexus-5/general/tutorial-how-to-flash-factory-image-t2513701) step by step and after a few minutes of flashing and a few minutes of booting you should get a clean and fresh Android Version on your device. It removes all the old files and installs the newest files.
And thanks guys for helping me out with that adb/fastboot mistake. Kudos to you

Related

[Q] Screentouch doesnt work. Software?

Hi,
After a serious software problems (crashed with 4.0.3 OTA update) i managed install a ROM, but my screentouch doesnt respond to my touch. The screen and all buttons function very well but i cant put the pin because touchscreen doenst work.
Could it be Software or is definitely Hardware?
Could be software. Have you tried flashing a new ROM (and appropriately wiping beforehand)?
Have you tried to access to the recovery ? Some recoveries use the touchscreen as the TWRP for example
Harbb said:
Could be software. Have you tried flashing a new ROM (and appropriately wiping beforehand)?
Click to expand...
Click to collapse
I try do clean install a custom rom and 2.3.6 OTA and in both the touch doesnt work.
I install the touch recovery, but after dont work i install a regular one via fastboot.
Clean install (format system, wipe everything, etc) and nothing work.
Will continue try another custom roms
Cyrille28410 said:
Have you tried to access to the recovery ? Some recoveries use the touchscreen as the TWRP for example
Click to expand...
Click to collapse
I can acess to recovery sometimes
When it fails push it in PC via fastboot.
Now i cant enter in recovery and cant connect via usb to flash another recovery
I'm screwed!
I cant get into recovery, when i pressed appears a android toy whith a warning sine.
I cant connect to PC, when in bootloader and connect to PC, in bottom appears "fastboot fails invalid command".
I´ve installed a stock rom 2.3.6 and the touch screen doesn´t work to iniciate the phone. Try to install franco kernell but it´s the same situation.
When i can connect the phone to PC i´ve try´de 3 different custom roms and none works.
Going to warranty.
Looks like your touchscreen may have just given up. Everything else is normal, you probably don't have fastboot/adb setup properly and that warning sign is the stock recovery. I'd sort out fastboot and lock the bootloader before sending it in. Also, if you don't have a backup of your sdcard you can mount it through a custom recovery (use "fastboot boot recovery.img").
Harbb said:
Looks like your touchscreen may have just given up. Everything else is normal, you probably don't have fastboot/adb setup properly and that warning sign is the stock recovery. I'd sort out fastboot and lock the bootloader before sending it in. Also, if you don't have a backup of your sdcard you can mount it through a custom recovery (use "fastboot boot recovery.img").
Click to expand...
Click to collapse
I´ve format SD card and have nothing inside.
"I'd sort out fastboot and lock the bootloader before sending it in"
How can i do that?
Remember that i cant access to recovery or turn on by computer.
Read the rooting guide or check out NexusSHacks.com, all the info you'll need.
How are you "pushing" recoverys via fastboot if you don't have fast boot set up properly?
Anyways. Speaking of fastboot. Get the official fastboot images for your phone and flash them all. If you still have issues with the screen its a hardware problem.
You should make a full backup and then flash the official factory images (ICS 4.0.4), made for your hardware version, through fastboot. You can find the exact version beneath your battery on a sticker.
If the problem persists after this, it's most likely a HW problem.
If the mobile is not recognized in bootloader / fastboot mode, then connect it to a Linux PC, and then post here the output of the following commands (as root):
Code:
tail /var/log/messages
Code:
lsusb
albundy2010 said:
How are you "pushing" recoverys via fastboot if you don't have fast boot set up properly?
Anyways. Speaking of fastboot. Get the official fastboot images for your phone and flash them all. If you still have issues with the screen its a hardware problem.
Click to expand...
Click to collapse
When i was able to connect the phone to pc i push it with code flashboot flash recovery Some.img
Now i cant "push it".
I cant enter in fastboot
I´ve been able to enter in recovery.
Unroot and back to stock.
Now already of screentoch doent work, some buttons dont work.
Going to warranty. Thanks everyone for the effort.

[Q] Nexus 5 Bricked! HELP!!! URGENT!

I'm kind of screwed and It's not even my mistake, I guess.
I clean flashed the Mahdi Update 25/04 yesterday earlier I had 03/03. In the morning I experienced 2 -3 random reboots and later only one random reboot after which my phone won't boot (bootloop). When i enter bootloader, it automatically selects "start" and boots into system and then reboots.
Once i got the chance and my phone booted fully. But then when I selected reboot into recovery so that i can restore a NAND. IT reboots, the team win logo shows up and then the cycle repeats.
Basically, i don't have access to recovery, my bootloader isn't stable (i.e. it automatically boots without selecting) so I'm unable to flash a stock img as of now. If and when my Nexus fully boots into system it stays the same for about 1 hr if i have any luck. PLz help.
From India. Unlocked Bootloader and custom Rom "Mahdi".
Have you tried using add to boot into recovery? If not also try to getting a logcat when it reboots, those will give us a little more of a general idea of what is actually happening.
First thing don't panic. You can't brick a nexus. You should be able to get into bootloader (volume down + power button) use Wugs Nexus Root toolkit from XDA forum. reload stock ROM in fastboot mode. I have done this lots of time. It's a draw back to being a tinkerer just can't leave well enough alone.
It sounds like your power bottom might be stuck to be honest.
Sent from my Nexus 5 using Tapatalk
nyterage said:
Have you tried using add to boot into recovery? If not also try to getting a logcat when it reboots, those will give us a little more of a general idea of what is actually happening.
Click to expand...
Click to collapse
I managed to somehow get into my bootloader and flashed the following
1. bootloader.img
2. radio.img
3. system.img
4. stock kernel (boot.img)
5. twrp recovery.img
I skipped userdata,img as i need to save my data.
I then went into recovery and did a factory wipe (not including internal storage)
My stock rom booted BUT the setup screen showed up and during the setup process it rebooted again and I couldn't mount my storage to backup.
MY MAIN PRIORITY IS TO COPY THE CONTENTS OF MY SD CARD Before flashing the whole stock image (including userdata)
Now when I type "adb version" in cmd I get Android Debug Bridge Version 1.0.31 but when I type "adb devices" whilst my phone is in fastboot mode, it doesn't list my phone. So i'm unable to "adb pull /mnt/sdcard"
I'm in the same situation with rare access to B/L (based on luck) and Recovery.
Plz tell me what to do when I am able to connect in bootloader mode (fastboot)
IF required I can upload a video showing that what problem I am facing.
scuccria said:
I managed to somehow get into my bootloader and flashed the following
1. bootloader.img
2. radio.img
3. system.img
4. stock kernel (boot.img)
5. twrp recovery.img
I skipped userdata,img as i need to save my data.
I then went into recovery and did a factory wipe (not including internal storage)
My stock rom booted BUT the setup screen showed up and during the setup process it rebooted again and I couldn't mount my storage to backup.
MY MAIN PRIORITY IS TO COPY THE CONTENTS OF MY SD CARD Before flashing the whole stock image (including userdata)
Now when I type "adb version" in cmd I get Android Debug Bridge Version 1.0.31 but when I type "adb devices" whilst my phone is in fastboot mode, it doesn't list my phone. So i'm unable to "adb pull /mnt/sdcard"
I'm in the same situation with rare access to B/L (based on luck) and Recovery.
Plz tell me what to do when I am able to connect in bootloader mode (fastboot)
IF required I can upload a video showing that what problem I am facing.
Click to expand...
Click to collapse
To use adb pull you have to enter the recovery. You need universal naked usb driver 0.73 to make adb work in recovery. If you are on windows 8 or 8.1 you have to turn off the driver signiture enforcement befote installing the universal naked usb driver 0.73
Tapatalk-kal küldve az én Nexus 5-el
El Daddy said:
It sounds like your power bottom might be stuck to be honest.
Click to expand...
Click to collapse
I agree. It's a malfunctioning power button due to several reasons (moisture, drops, etc.). I had this on my Nexus S.

[Q] M4 soft-bricked! Cannot restore backup! Need help!!!

Hey guys,
I seriously need help with my M4. I think I might have soft-bricked it :crying:
Here's what I have done:
I unlocked it and installed TWRP 2.7.1.1 to install a custom ROM. The thing is, I didn't know it was branded (as I found out too late, the CID is VODAP102), so the ROM wouldn't install. Now, I tried to change the CID to a SuperCID (11111111) but ran out of luck. So I thought I'd simply revert to Stock. So far, so good. Yesterday I got an update notification for a Sense 6.0 update but it wouldn't install. So I successfully flashed the stock recovery but the installation of the update halted (red exclamation mark). I then went back to flashing the boot.img too (from an UL rom, unfortunately) and relocked the bootloader. Still the same error. Then I read I should factory reset in the bootloader. So I did and the result was I got stuck on the bootscreen!! So I unlocked it again, re-installed the TWRP recovery to at least get back to the backup I made before, but the thing is: My storage got wiped and TWRP won't mount OTG-USB!!! I guess it's that some partitions/files are now messed up. Now I cannot do anything anymore. I don't have the stock ROM as a flashable zip, only the TWRP backup.
Here's what still works:
Fastboot & Recovery
What doesn't work:
ADB (because phone won't boot), ExtSDcard (naturally!) and flashing ROMs via fastboot because I need one that matches that damn Vodafone CID
I think if someone could upload their Vodafone Germany M4 ROM as a zip or exe, I could manage it. If someone has it, PLEASE give it to me!
If someone has any other idea how to get this phone to work, or at least get TWRP to mount the USB-stick, please HELP!!! I'm totally at a loss :crying:
You can ADP from TWRP so all is not lost
apjashley said:
You can ADP from TWRP so all is not lost
Click to expand...
Click to collapse
Well, if I start ADB sideload in TWRP, it says it is starting but then nothing happens. Or does it take more than 5 minutes? Because cmd says no devices found :/
It doesn't have to be sideload. You could ADB any old ROM from any screen, and then install it. It would at least get you back on your feet.
apjashley said:
It doesn't have to be sideload. You could ADB any old ROM from any screen, and then install it. It would at least get you back on your feet.
Click to expand...
Click to collapse
Could you explain this? I go into TWRP while connected to the PC and then? When I type 'adb devices' it shows nothing, so I though I need to go into 'Adcanced > ADB sideload' in TWRP...
kumpelfred said:
Could you explain this? I go into TWRP while connected to the PC and then? When I type 'adb devices' it shows nothing, so I though I need to go into 'Adcanced > ADB sideload' in TWRP...
Click to expand...
Click to collapse
What does your Windows device manager show when you're in TWRP but not sideload mode?
I've been wrong before but I believe from sideload mode "adb push firmware.zip /sdcard/" should work as normal.
Hi, thanks for your reply.
The device manager lists it as HTC One Mini but with a yellow question mark. When I plug it in, it recognizes it and installs all the drivers with the exception of the MTP driver, and it won't let me manually install it. In fastboot, it is listed as "MyHTC".
When I go into adb sideload mode in TWRP it gets stuck on telling me it starts the service but nothing happens. "adb devices" remains empty in the cmd console.
As I said, I DO have a backup, only I cannot restore it as TWRP is unable to mount the USB-OTG. I simply cannot check the box (all other partitions data, system etc. work)! I tried 3 different sticks and TWRP versions 2.6.3, 2.7.1.0 & 2.7.1.1. On a friend's M7 TWRP loads that stick in a few seconds. ADB is not working as I said, otherwise I could simply push the file to the internal SD and see if I can restore it from there :/ I think it may have something to do with TWRP not being able to fix permissions, too (it tells me to boot the system once after factory reset, which I cannot do of course!) but I'm not sure....
What I have also tried is setting back the phone (relocked, stock recovery, cache erased) via rebootRUU and a Vodafone DE firmware zip but it tells me "read zipped android info fail" and aborts. Probably because I'm on a higher hboot version than the one in the firmware zip and I cannot go S-OFF without ADB working -.-
I'm struggling with this for 3 days now... Is there nothing I can do to get it booted into anything???
Duh! The Mini is back to life! Weirdly, when I uninstalled the HTC drivers and installed an older package, my device - in recovery mode - showed up under 'adb devices' and I pushed the whole TWRP backup to the sdcard, did a restore and there it is! The only thing that bothers me is that now the Windows device manager shows a yellow question mark on 'CDC Serial'. What does that mean? And why is my device not listed under 'adb devices' anymore after restoring? Very weird
But thanks again!!! Very happy now :good:
kumpelfred said:
Duh! The Mini is back to life! Weirdly, when I uninstalled the HTC drivers and installed an older package, my device - in recovery mode - showed up under 'adb devices' and I pushed the whole TWRP backup to the sdcard, did a restore and there it is! The only thing that bothers me is that now the Windows device manager shows a yellow question mark on 'CDC Serial'. What does that mean? And why is my device not listed under 'adb devices' anymore after restoring? Very weird
But thanks again!!! Very happy now :good:
Click to expand...
Click to collapse
could u share that drivers pls. i have same problem ((
[email protected] said:
could u share that drivers pls. i have same problem ((
Click to expand...
Click to collapse
Hey, I was wrong about the HTC drivers, this was not the issue. The issue was that the latest TWRP recovery (2.7.1.1) did not work in adb mode for whatever reasons. The solution was not older drivers (as they update anyway) but to install an older TWRP version (2.6.3.0 worked for me).
This is only when you cannot boot into your system and have to adb push something to your sdcard. If the phone is not recognized when connected with a booted system running, the only fix is to remove drivers and programs that could interfere (Samsung Kies, HTC Sync, e.g.), reboot, reinstall the drivers, plug your phone into a different USB port and just hope 'adb devices' gets a result, otherwise try all over again.

(Nothing works)Roms + Fastboot + sideload + recovery + Wipe

Guys I'm new to the forum as a writer.
I read threads here since 2013 and until this week all that I want was in one of those.
So let me explain the problem and what I've found and execute.
Device is a XT1033 running 5.0.2 OTA, no mods, bootlocker locked, not rooted, debug off, just an normal user. The device ran out of battery, and when boot up normally after the logo then the black screen (several threads about this), now and then the device boots normally but show an error called process.goggle.phone.com,.
Now what I've done tried to flash various 4.4.4 roms and higher, flash boot.img, flash recovery.img, custom recovery, adb sideload, wipe data, wipe cache, flashall, and nothing seems to even change whats in the emmc.
Currently I´m with unlock bootloader, I used device info and was able to retrieve some info these are in the first picture, I´m @ work right now, but if you guys need I can póst a log of device info.
My doubts are there is a way to enable debug mode from fastboot enviroment?
There is a way to root via some windows/linux tool?
When the device boots ot show mtp @ the windows but thats it, sometimes ot shows a !xt1033 in device manager.
I'll put some images here.
Can anyone help? I've read about blankflash, but not sure if it would work.
I was thinking about an otg solution via fastboot or something else.

ASUS TF201 - issues getting any OS to boot (though TWRP works fine).

Hello folks.
In my months-long quest to avoid turning an ASUS TF201 tablet into e-waste ...
I've searched, searched again, searched some more, and while I've found answers (none of which have worked), a lot of them seem to be dated, or depend on files that are no longer available for download, so I turn to you for suggestions.
Current state:
The tablet will not boot Android.
TWRP works fine.
The problem(s):
I am unable to flash the device with ASUS' official firmware. TWRP returns an error when the ASUS firmware runs its "checks," then fails.
I have tried Chrombi-KK, following the directions step by step, but a few strange things occur:
1. When flashing through TWRP (.zip images sitting on an SD card), everything completes with no errors, but on reboot, the tablet displays its ASUS logo, but does not boot into Android. I let it sit there for three hours today, and it just sat there, displaying the logo.
2. When trying to flash from ADB (TWRP update for example), it sits there endlessly at "< waiting for any device >". This is odd, because ADB's "reboot" commands works fine.
Now, I'm at a loss. The hardware seems fine, but I'm stuck ... and this is after months of trying, giving up, trying again etc.
Is this a lost cause?
Any help at all would be much appreciated. I've tried so many things, so many online "solutions," to no avail. So I turn to the experts as my Hail Mary pass before sending this to the eco centre.
Thanks for reading, and hopefully ... just maybe ... someone will have the magical set of instructions to get this thing working again.
The only command to verify whether an ADB / Fastboot connection got successfully established is
Code:
adb devices OR fastboot devices
The command
Code:
adb reboot
simply in Android's system file called build.prop (re-)sets flag ro.bootmode to normal what is read by bootloader when Android boots up.
jwoegerbauer said:
The only command to verify whether an ADB / Fastboot connection got successfully established is
Code:
adb devices OR fastboot devices
The command
Code:
adb reboot
simply in Android's system file called build.prop (re-)sets flag ro.bootmode to normal what is read by bootloader when Android boots up.
Click to expand...
Click to collapse
As it turns out, I had already stumbled upon your your "ADB-FASTBOOT-Installer" during a trip down one of the many rabbit holes trying to get this tablet working again.
adb devices returns:
List of devices attached​0123456789ABCDEF recovery​
adb reboot restarts the tablet, which I assume means the ASUS tablet driver is working.
I can't seem to do anything else with adb, however, such as push a new TWRP version, etc. This may be a key point, as it seems likely the version I have of TWRP may be too old to support upgrade using something like Chrombi-KK.
Is this a likely theory?
I would re-flash phone's Stock ROM to get rid off of all mofications applied so far to check for phone is working as expected.
NotTheLips said:
Hello folks.
In my months-long quest to avoid turning an ASUS TF201 tablet into e-waste ...
I've searched, searched again, searched some more, and while I've found answers (none of which have worked), a lot of them seem to be dated, or depend on files that are no longer available for download, so I turn to you for suggestions.
Current state:
The tablet will not boot Android.
TWRP works fine.
The problem(s):
I am unable to flash the device with ASUS' official firmware. TWRP returns an error when the ASUS firmware runs its "checks," then fails.
I have tried Chrombi-KK, following the directions step by step, but a few strange things occur:
1. When flashing through TWRP (.zip images sitting on an SD card), everything completes with no errors, but on reboot, the tablet displays its ASUS logo, but does not boot into Android. I let it sit there for three hours today, and it just sat there, displaying the logo.
2. When trying to flash from ADB (TWRP update for example), it sits there endlessly at "< waiting for any device >". This is odd, because ADB's "reboot" commands works fine.
Now, I'm at a loss. The hardware seems fine, but I'm stuck ... and this is after months of trying, giving up, trying again etc.
Is this a lost cause?
Any help at all would be much appreciated. I've tried so many things, so many online "solutions," to no avail. So I turn to the experts as my Hail Mary pass before sending this to the eco centre.
Thanks for reading, and hopefully ... just maybe ... someone will have the magical set of instructions to get this thing working again.
Click to expand...
Click to collapse
ok, so good thing is twrp boots, now again if you have box with wich the tablet come try to get correct model number and search for official frimware to flash through adb using flashall.cmd
again, if official rom is not installing don't worry flash THIS custom rom using TWRP make sure to wipe all before flashing.
jwoegerbauer said:
I would re-flash phone's Stock ROM to get rid off of all mofications applied so far to check for phone is working as expected.
Click to expand...
Click to collapse
As I mentioned: "I am unable to flash the device with ASUS' official firmware. TWRP returns an error when the ASUS firmware runs its "checks," then fails."
This is exactly what I'm trying to find a solution on how to do.
[email protected] said:
ok, so good thing is twrp boots, now again if you have box with wich the tablet come try to get correct model number and search for official frimware to flash through adb using flashall.cmd
again, if official rom is not installing don't worry flash THIS custom rom using TWRP make sure to wipe all before flashing.
Click to expand...
Click to collapse
Yes, thank goodness it's not completely bricked, haha.
I think the version of TWRP that's on there may be too old, and I'm having trouble pushing a newer version through ADB ... so this is the current hurdle I'm trying to overcome.
Might you happen to have a link to the ASUS TF201 drivers known to work in Windows 10, so I can rule that out? If I can't get ADB to push a newer TWRP version from Windows, I may give it a go in Linux too ... but I'm trying not to open up new avenues of complexity, so I've restricted all my efforts to Windows as that's where most of the online help I can find tends to take place.
Thanks!
Edit: Unfortunately, the download link to [ROM][N 7.1] KatKiss Nougat [TF201] no longer works:
404 Not Found
This has been another constant obstacle, i.e., recommended files to download are no longer available.
NotTheLips said:
As I mentioned: "I am unable to flash the device with ASUS' official firmware. TWRP returns an error when the ASUS firmware runs its "checks," then fails."
This is exactly what I'm trying to find a solution on how to do.
Click to expand...
Click to collapse
Nobody needs TWRP to re-flash a device's Stock ROM.
It's typically done via ADB Sideload method.
NotTheLips said:
Yes, thank goodness it's not completely bricked, haha.
I think the version of TWRP that's on there may be too old, and I'm having trouble pushing a newer version through ADB ... so this is the current hurdle I'm trying to overcome.
Might you happen to have a link to the ASUS TF201 drivers known to work in Windows 10, so I can rule that out? If I can't get ADB to push a newer TWRP version from Windows, I may give it a go in Linux too ... but I'm trying not to open up new avenues of complexity, so I've restricted all my efforts to Windows as that's where most of the online help I can find tends to take place.
Thanks!
Edit: Unfortunately, the download link to [ROM][N 7.1] KatKiss Nougat [TF201] no longer works:
404 Not Found
This has been another constant obstacle, i.e., recommended files to download are no longer available.
Click to expand...
Click to collapse
how you tried to flash stock rom, i mean do you boot into fastboot after booting into twrp or not?
jwoegerbauer said:
Nobody needs TWRP to re-flash a device's Stock ROM.
It's typically done via ADB Sideload method.
Click to expand...
Click to collapse
As I mentioned before, "2. When trying to flash from ADB (TWRP update for example), it sits there endlessly at "< waiting for any device >". This is odd, because ADB's "reboot" commands works fine."
[email protected] said:
how you tried to flash stock rom, i mean do you boot into fastboot after booting into twrp or not?
Click to expand...
Click to collapse
I've tried two methods.
The first is to try to flash it from TWRP, but this fails with an error. The stock ROM appears to be checking for dependencies, and it fails this check.
The second is to use ADB (fastboot) while the tablet is sitting in TRWP. It stalls at "< waiting for any device >".
So this the problem. Neither of those two methods work for the stock ROM.
With a third party ROM, TWRP appears to flash the device successfully (no errors or stalls). When I reboot the device, it will not boot Android, and gets stuck at the ASUS boot logo indefinitely.
I'm not sure what do next to get past these two problems.
NotTheLips said:
I've tried two methods.
The first is to try to flash it from TWRP, but this fails with an error. The stock ROM appears to be checking for dependencies, and it fails this check.
The second is to use ADB (fastboot) while the tablet is sitting in TRWP. It stalls at "< waiting for any device >".
So this the problem. Neither of those two methods work for the stock ROM.
With a third party ROM, TWRP appears to flash the device successfully (no errors or stalls). When I reboot the device, it will not boot Android, and gets stuck at the ASUS boot logo indefinitely.
I'm not sure what do next to get past these two problems.
Click to expand...
Click to collapse
here is the problem, ok so follow the steps carefully,
boot into twrp
then connect your phone to your pc
type "adb devices",
if some thing like 1234567890 -recovery shows up proceed else start-over,
after successfully detected by adb typed "adb reboot bootloader"
then after booting into fastboot mode type "fastboot device"
if something shows up proceed else tell me
make sure you have installed adb and fastboot properly,
after all this run the cmd file in stock rom, to automatically flash it.
[email protected] said:
here is the problem, ok so follow the steps carefully,
boot into twrp
then connect your phone to your pc
type "adb devices",
if some thing like 1234567890 -recovery shows up proceed else start-over,
after successfully detected by adb typed "adb reboot bootloader"
then after booting into fastboot mode type "fastboot device"
if something shows up proceed else tell me
make sure you have installed adb and fastboot properly,
after all this run the cmd file in stock rom, to automatically flash it.
Click to expand...
Click to collapse
Here's what happened:
C:\Windows\system32>adb devices​List of devices attached​0123456789ABCDEF recovery​​C:\Windows\system32>adb reboot bootloader​​C:\Windows\system32>fastboot device​< waiting for any device >​​It sits at < waiting for any device > indefinitely, until I reboot the device.
NotTheLips said:
Here's what happened:
C:\Windows\system32>adb devices​List of devices attached​0123456789ABCDEF recovery​​C:\Windows\system32>adb reboot bootloader​​C:\Windows\system32>fastboot device​< waiting for any device >​​It sits at < waiting for any device > indefinitely, until I reboot the device.
Click to expand...
Click to collapse
the problem is your pc does not have adb and fastboot properly installed
try this one https://forum.xda-developers.com/t/tool-minimal-adb-and-fastboot-2-9-18.2317790/
also, use this official driver https://www.asus.com/SupportOnly/Eee_Pad_Transformer_Prime_TF201/HelpDesk_Download/
if your pc is 64 bit use win764bit version
NotTheLips said:
Here's what happened:
C:\Windows\system32>adb devices​List of devices attached​0123456789ABCDEF recovery​​C:\Windows\system32>adb reboot bootloader​​C:\Windows\system32>fastboot device​< waiting for any device >​​It sits at < waiting for any device > indefinitely, until I reboot the device.
Click to expand...
Click to collapse
This "waiting for device" problem happens when the USB device node is not accessible to your current user. The USB id is different in Fastboot mode, so you can easily have permission to it in ADB but not in Fastboot.
Each manufacturer implements Fastboot differently. So, if not already done yet, download and install the suitable "Android USB Driver" provided by ASUS. Then Fastboot should work.
BTW: Your device actually stucks in recovery mode.
Is OEM Unlock got enabled in Android settings? If not, Fastboot never will work.

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