Yoga 2 - unable to update - Thinkpad Tablet General

Hi.
I have an issue with installing new Android update. Everytime I try to do it, Lenovo Recovery raports "Install failure". Previous updates were installed without any problem, it occured when applying the newest one. Tried reflashing new ROM, downloading it through PC but with no luck. Does anyone know what is wrong?
Thanks.

Try doing a factory reset and then applying the update.

Alredy done.
Flashed older firmware and tried updating previous, with 200MB - without success. Previously, I was able to install it.
Is it hardware problem or something?

i have the same issue, cannot apply latest update hw reset or reflashing firmware does not help...

Same issue here. I thought it was because of cwm root, but it does appear this is not the case. What does this last update change anyway?

I was able to update after restoring the original build.prop file. Lost root though. 8 inch version.

yumms, what did you restore in build.prop file? Only thing I changed is the android build number so I can get 1080p to show up on my youtube.

I used System Tuner Pro, it made a backup of the original build.prop file automatically when i made changes...i simply restored the original file.

can you send me a copy of the build.prop you have? I'm sure I have mine backed up but just to verify. Re-rooting it is simple.

I am having the same problem.. Where do i find the original buid prop file now?
Nm..unrooted, flashed the firmware, and it updated finally..pheww

EnIXmA said:
I am having the same problem.. Where do i find the original buid prop file now?
Nm..unrooted, flashed the firmware, and it updated finally..pheww
Click to expand...
Click to collapse
How did you unroot your tablet? I'm looking for a way to unroot my yoga 2 8 but i can't find a solution.

Related

upgrading to 4.2.2 phonesky.apk error

can't seem to find the answer to this anywhere, so hopefully someone can help.
I'm running rooted 4.2.1 stock ROM with CMW recovery. Trying to update to 4.2.2 with absolutely no luck. Whether I try to update OTA or from zip, I consistently get a failed install with this error:
assert failed: apply_patch_check ("/system/app/phonesky.apk"
I've tried everything I can think of. Wiping cache/dalvik, factory reset within CMW, overwriting the phonesky.apk with the stock version. Nothing seems to solve the problem. The 4.2.2 zip file I have is the one downloaded from here.
Any advice on where to go next? I'm completely at a loss.
EDIT: I should also note I had previously cracked the Google Play store with the ChelpUS mod
bump?
noday42 said:
can't seem to find the answer to this anywhere, so hopefully someone can help.
I'm running rooted 4.2.1 stock ROM with CMW recovery. Trying to update to 4.2.2 with absolutely no luck. Whether I try to update OTA or from zip, I consistently get a failed install with this error:
assert failed: apply_patch_check ("/system/app/phonesky.apk"
I've tried everything I can think of. Wiping cache/dalvik, factory reset within CMW, overwriting the phonesky.apk with the stock version. Nothing seems to solve the problem. The 4.2.2 zip file I have is the one downloaded from here.
Any advice on where to go next? I'm completely at a loss.
EDIT: I should also note I had previously cracked the Google Play store with the ChelpUS mod
Click to expand...
Click to collapse
Have you already tried flashing the 4.2.2 stock rom with fastboot? Also, what's your bootloader version and do you have a device with or without 3g (grouper or tilapia).
The OTA works by *patching* existing files.
That can not possibly succeed under any circumstance if a file it expects to patch has been altered or removed. So, the OTA patch process checks all files it intends to patch first to make sure they are identical to the stock version. If even a single file is out of whack, nothing is changed and the install halts immediately with an error message.
The error message is telling you about the first file encountered with this problem, namely
/system/app/phonesky.apk
So, put the original file back. Get it out of your backups. You do make backups, right? (Note that because of the halt-on-first-fail behavior, there may be more problem files awaiting you.)
Either that, or pretend you are installing a new ROM and proceed accordingly.
OTAs are not meant for upgrading arbitrarily-modified stock ROMs.
thanks guys. I had previously tried replacing the modded app, but it didn't seem to fix anything. Ended up unrooting and restoring to factory 4.2.1, upgrading to 4.2.2 over the air, and re-rooting/restoring apps with TiBu. Thanks for your advice!
noday42 said:
can't seem to find the answer to this anywhere, so hopefully someone can help.
I'm running rooted 4.2.1 stock ROM with CMW recovery. Trying to update to 4.2.2 with absolutely no luck. Whether I try to update OTA or from zip, I consistently get a failed install with this error:
assert failed: apply_patch_check ("/system/app/phonesky.apk"
I've tried everything I can think of. Wiping cache/dalvik, factory reset within CMW, overwriting the phonesky.apk with the stock version. Nothing seems to solve the problem. The 4.2.2 zip file I have is the one downloaded from here.
Any advice on where to go next? I'm completely at a loss.
EDIT: I should also note I had previously cracked the Google Play store with the ChelpUS mod
Click to expand...
Click to collapse
I'm encountering the same with 4.3 update.... I unrooted my device.... CAN YOU PLS POST THE PHONESKY. APK FROM STOCK 4.2.2 urgently

[Solved] OTA update fails on Yoga Tab 2 1050F

Hi,
i have the Yoga Tab2 1050F. The last OTA update fails to install.
I am currently on S100067_1507101258 and the update is for S100196_1511230539.
All earlier OTA's installed fine. I had my Tab rooted, but i unrooted it before installing the OTA update.
I also did a factory reset, the update still fails.
I only get an "Error" on the display with the tilted android avatar.
I saved the last OTA file, which is around 50MB large.
I also tried an update via the internal sd and the external sd card. None of these helped.
Can anyone help find the cause and help me install the latest update?
Regards
Jay
jayp57 said:
Hi,
i have the Yoga Tab2 1050F. The last OTA update fails to install.
I am currently on S100067_1507101258 and the update is for S100196_1511230539.
All earlier OTA's installed fine. I had my Tab rooted, but i unrooted it before installing the OTA update.
I also did a factory reset, the update still fails.
I only get an "Error" on the display with the tilted android avatar.
I saved the last OTA file, which is around 50MB large.
I also tried an update via the internal sd and the external sd card. None of these helped.
Can anyone help find the cause and help me install the latest update?
Regards
Jay
Click to expand...
Click to collapse
the thing is that not always the 'unroot' works for doing a system update, the unroot (have you performed the full one?) could leave behind modified binaries or maybe apps you installed have did that (for eg if you installed busybox it will leave the new binary) and the first step of the OTA update is to do a check of all the files that are going to be updated (patched) and if one of them doesn't match the sha1 checksum the update will abort (will not change anything on your tab when aborting). you can fix it by:
1. (complicated) restore the orginal files (you can check the recovery log on your cache partition to see where it failed)
2. (recommended) flash a stock rom matching your existing Android (you are on lollipop so you can use this for a stock lollipop install)
ps. factory reset doesn't save, that one just erases 'data' partition, has nothing to do with the ota (that usually updates files on the 'system' one or the 'boot/recovery/fastboot' partitions)
Thanks ionioni for your answer.
I don't want to flash a stock rom, that is not OTA. Just for security reasons. This would be my last resort.
I prefer to "repair" it. I am familiar with your tmp-root tool.
Do i have to mount something when i am in tmp-root, to search the su root files?
I think they reside in /system/lib and /system/bin.
Regards
Jay
jayp57 said:
Thanks ionioni for your answer.
I don't want to flash a stock rom, that is not OTA. Just for security reasons. This would be my last resort.
I prefer to "repair" it. I am familiar with your tmp-root tool.
Do i have to mount something when i am in tmp-root, to search the su root files?
I think they reside in /system/lib and /system/bin.
Regards
Jay
Click to expand...
Click to collapse
if you start with tmp_root it will open an early adb shell as root (regardless of whether your tab was or not rooted)
check after you shell in to see if the /cache is mounted (input a simple mount) and if it is not you need to mount it
afterwards you will need to go and do an adb pull on your recovery log (if i recall is on /cach/recovery ) and check inside to find on what did the ota failed
however this is cumbersome and even if you find on what it fails you still will have to find the original files (and after you try to OTA again it can fail many more times on other files as the OTA is aborted on the first non matching file and if there are many you will need to repeat these steps over again). i never did this, i am just saying that it could be done, but why would one waset maybe hours just so he can bring his system back to the same state it could bring in 3 minutes by flashing a stock rom? but if you want the complicated way feel free
if i were you i would just flash the stock rom in 3 minutes (that is how long it takes) and move along
what security reasons you are talking about?
I am just carefull. The images might be tampered.
But i get your point. It might get cumbersome to fix each file.
I'll try your method and flash the lollipop image.
jayp57 said:
I am just carefull. The images might be tampered.
But i get your point. It might get cumbersome to fix each file.
I'll try your method and flash the lollipop image.
Click to expand...
Click to collapse
oh, i see... i doubt they are tampered by anyone (except Lenovo of course ) the files i provide have already been used by others (and if they were to be tampered they would have failed future OTA's, the boot image is checked and it won't load if modified etc)
as a personal thought, to tamper a stock rom (to whatever purpose one would want) so that they cannot be detected by a future ota requires a level of knowledge that i think keeps us safe (i think one who is able to do such a thing would not 'waste' his time and resources on doing it to a normal/casual user like we are), so if you are able to take ota's you can safely assume that the files are the ones Lenovo put in there (not to say that Lenovo could not do funny things tho)
i wish you to become so important that one day this could be a real concern
yeah you are right.
thanks for your support. i managed to update my tablet.
Hi. I have the same problem. Did you have flash lollipop firmware again ? the ota works ?
Do you know where to get lollipop firmware for 1050F ? in all-in-one subject there is only kitkat firmware for 1050F.
Thank you.
saupiquet said:
Hi. I have the same problem. Did you have flash lollipop firmware again ? the ota works ?
Do you know where to get lollipop firmware for 1050F ? in all-in-one subject there is only kitkat firmware for 1050F.
Thank you.
Click to expand...
Click to collapse
the link is in my first reply here

I upgraded to Nougat Manually and it half worked :S

So I followed a tutorial online to install Android Nougat 7.0 on my Huawei P9 lite. Once I was in TWRP I realised I was supposed to install two update files from two different .zip files. Trouble is I only had the one update on my phone at the time. I didn't want to exit TWRP at that stage because I already installed one of the update files.
When I booted my phone after the update, it all seemed to be working with 7.0 installed. Then I noticed my internet data wasn't working outside of wifi, and my bluetooth isn't turning on. The rest seems to be running fine other than those two things.
I rely a lot on bluetooth and internet on the go. I need it back, does anyone know what I could do, outside of factory reset?
Thanks
factory reset wouldn't help, you need to reflash update.zip and data_full.zip AT SAME TIME without rebooting
Coolyou said:
factory reset wouldn't help, you need to reflash update.zip and data_full.zip AT SAME TIME without rebooting
Click to expand...
Click to collapse
Okay, I realised that just now. Trouble is I am having trouble booting into TWRP now. I just get "your device has been unlocked and can't be trusted." with an orange web link.
For some reason my phone says in the settings that I'm still on android 4.3 although the ui and functionality is 7.0. Also, the EMUI is 2.0. I don't know how I got TWRP working before but I think there's a conflict due to it half being 7.0 so recover won't boot. I have tried loads of tutorials online but none of the rocovery.img or twrp.img files are working.
have the exact same problem, on android 4.3 and stuck.
from what i understand to dload a working stock rom, you need to have the correct oem info that matches the recovery stock rom. i cant flash any OEMinfo as i cant get root from revolution recovery.
no access to Data partition either.
no other recovery's to install as its the only one for nougat.
So i need help for this issue too.
jackvdbuk said:
have the exact same problem, on android 4.3 and stuck.
from what i understand to dload a working stock rom, you need to have the correct oem info that matches the recovery stock rom. i cant flash any OEMinfo as i cant get root from revolution recovery.
no access to Data partition either.
no other recovery's to install as its the only one for nougat.
So i need help for this issue too.
Click to expand...
Click to collapse
I fixed it! It was more simple than I realised. I used the dload folder method; Placing the update.app into a folder called 'dload' on an sdcard. Then holding power, both volume buttons to initiate the update.
Thanks for your help guys!!

nougart on BTV-DL09: no bluetooth

I managed to install nougart on my BTV-DL09. Its now showing a Build number: NRD90 TEST-KEYS (ENG.JSLAVE.20171029.124204). I have twrp installed and its been rooted.
Its quite an upgrade over the MM it came with. I have 4 Samsung tablets and have to admit I surprisingly I like this tablet better than any of them.
I have seen various threads where other users updated and mentioned that they lost bluetooth as well, but haven't been able to find if anyone found a solution yet.
Has anyone found a solution?
ok, in case it helps anyone else. i finally manged to fix it.
It was as simple as using firmware finder and downloading BTV-DL09C229B303 and then flashing both update.zip; then update_data_full_hwjp.zip in that sequence before rebooting. After booting I did need to reinstall twp and flash magisk to get back root.
I have a similar issue. I'm on BTW09 C100B006 and when I upgrade to B352 with FF that's when I get the problem you described. No Bluetooth, updater app, keyboard.
Did you flash the zips through TWRP? I don't have that and don't want to unlock bootloader to get root just to upgrade my OS. If I unzip these files and flash only UPDATE.ZIP in that order, will it work? What about ll the other files in each zip?
What version did you come from?
Sent from my BTV-W09 using Tapatalk

Lenovo Tab 4 10.1 (TB-X304f) OTA Update issue

I cannot update my new-from-Amazon TB-X304f from Android 7.1.1 to Android 8.1. The logs say that the update signature doesn't match the UID on the tablet, and the update fails. I've tried from both the system update on the tablet (wiped cache and factory reset just to be sure), and the Lenovo Smart Assistant. Neither work.
Any advice?
The build number I have is: tb-x304f_s000053_180927_row/
The version I'm trying to update to is: tb-x304f_s0001014_181113_row/
Hello, I have a TB-X704F, rooted with Supersu, TWRP and Xposed Framework. For several weeks the tablet wants to install an OTA update. Since the device is rooted, it reboots and then lands at TWRP. The whole thing keeps repeating itself, I am constantly asked to install the update right now or later. In the developer options the automatic system updates are deactivated, nevertheless the tablet wants to update constantly.
When I select full Unroot in Supersu, the tablet stops booting and stops at the Lenovo logo.
What can I do to install the OTA or other update or disable the update prompts?
Thank you!
64erbaz said:
Hello, I have a TB-X704F, rooted with Supersu, TWRP and Xposed Framework. For several weeks the tablet wants to install an OTA update. Since the device is rooted, it reboots and then lands at TWRP. The whole thing keeps repeating itself, I am constantly asked to install the update right now or later. In the developer options the automatic system updates are deactivated, nevertheless the tablet wants to update constantly.
When I select full Unroot in Supersu, the tablet stops booting and stops at the Lenovo logo.
What can I do to install the OTA or other update or disable the update prompts?
Thank you!
Click to expand...
Click to collapse
You need to flash back to factory default and let the OTA install over that.
It's not worth it in my opinion. Im waiting for a new TWRP to be available.
swieder711 said:
You need to flash back to factory default and let the OTA install over that.
It's not worth it in my opinion. Im waiting for a new TWRP to be available.
Click to expand...
Click to collapse
I'm having this same issue. How do I flash back to factory default?
baydude said:
I'm having this same issue. How do I flash back to factory default?
Click to expand...
Click to collapse
Covered many times in this thread. Get in edl mode and flash stock with MiFlash
Orangebanannax said:
I cannot update my new-from-Amazon TB-X304f from Android 7.1.1 to Android 8.1. The logs say that the update signature doesn't match the UID on the tablet, and the update fails. I've tried from both the system update on the tablet (wiped cache and factory reset just to be sure), and the Lenovo Smart Assistant. Neither work.
Any advice?
The build number I have is: tb-x304f_s000053_180927_row/
The version I'm trying to update to is: tb-x304f_s0001014_181113_row/
Click to expand...
Click to collapse
I'm having the same problem, any luck? I've been attempting to flash back to an earlier rom to see if that fixes the problem, but I haven't been able to find a stock rom that actually works yet.
Orangebanannax said:
I cannot update my new-from-Amazon TB-X304f from Android 7.1.1 to Android 8.1. The logs say that the update signature doesn't match the UID on the tablet, and the update fails. I've tried from both the system update on the tablet (wiped cache and factory reset just to be sure), and the Lenovo Smart Assistant. Neither work.
Any advice?
The build number I have is: tb-x304f_s000053_180927_row/
The version I'm trying to update to is: tb-x304f_s0001014_181113_row/
Click to expand...
Click to collapse
Weird fix that seems to have worked. make a backup of the system using twrp following this https://forum.xda-developers.com/thinkpad-tablet/general/twrp-root-tab-4-plus-tb-x704l-f-tb-t3664407, then grab the boot.emmc.win and reflash it using fastboot. I'm currently installing the 8.1 update as I type this.

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