General TB132FU - FAQ and How to's

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Feb 21, 2023
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To be clear you've rooted the official global version, i.e. a tablet purchased directly from Lenovo? If so, I'm curious what we are doing differently:

Tablet is on build TB132FU_S000097_230108_ROW
I'm using the MTKClient live image from the MTKClient README and updating to latest main branch commit before using (`git reset --hard && git pull && pip -U -r requirements.txt`). I then replace `mtkclient/Loader/MTK_AllInOne_DA_5.2136.bin` with MTK_AllInOne_DA.bin from TB132FU_USR_S000034_2206180119_MPR0_ROW.zip as described (sourced from here, as linked by als_bvg earlier).

Following the unlocking section in the MTKClient README,
  1. I run the first erase command, ./mtk e metadata,userdata,md_udc
  2. It prompts to plug in the device
  3. From an off-state, I plug in the tablet while holding the volume up button for BROM (?)
  4. MTKClient recognises the device, runs through everything until it reaches the "Jumping to stage 2" log
  5. It errors out as follows:
    Code:
    DAXFlash - Upload data accepted. Jumping to stage 2...DAXFlash
    DAXFlash - [LIB]: Stage was't executed. Maybe dram issue ?.
    DAXFlash
    DAXFlash - [LIB]: Error on booting to da (xflash)
Running the unlock command (`./mtk da seccfg unlock`) directly results in the same error. I've also tried with the MTK_AllInOne_DA.bin from TB132FU_S000097_230108_ROW.zip to match my build number (sourced from Lenovo RSA), and I see the same behaviour.

Any ideas?
Dont do the reset part, just unlock. It will make you reset after the unlock.
 

MarckDF

New member
Jan 4, 2023
2
1
This option three worked for me. Netflix HD (L1 Widevine), Youtube HDR, Wi-Fi 6 (5 GHz), Google Play and Turbo Charging. Everything working fine. Thanks guys!
 
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gcsuri

Senior Member
Mar 23, 2007
76
9
Hi, I've just bought my new global TB132FU device. It works well, OTA is working.
I have some question about the device:
- is there any special boot mode (like Qualcom QDL) and is there any linux cli tool for that?
- how can I find the serial number, IMEI, MAC or any unique data in the device? Is there a partition for it or does the device have a special nvram?
- what tool do you recommend to use for a full backup?

best regards, Gabor
 

nandfhz

New member
Mar 14, 2023
3
0
i just got the ROM TB132FU14.0.413 from the seller, but without tutorials,
please help me to share, how to install CN ROM, i want to use CN ROM with English language,
 

als_bvg

Senior Member
May 29, 2014
83
99
31
GYN
You can upload it to a Google Drive account and share the link. Or share the link the seller sent you privately to me or any other senior active user.

The latest rom should be ZUI 14.0.691 so I'm curious to see how this seller got this version and try it.

There are 3 tutorias teaching step by step how to flash ZUI on the first and second message on this thread. You can follow them using the files you got from the seller.
 

nandfhz

New member
Mar 14, 2023
3
0
You can upload it to a Google Drive account and share the link. Or share the link the seller sent you privately to me or any other senior active user.

The latest rom should be ZUI 14.0.691 so I'm curious to see how this seller got this version and try it.

There are 3 tutorias teaching step by step how to flash ZUI on the first and second message on this thread. You can follow them using the files you got from the seller.
Just share your email, i'll forward to you ,
please share the result if you install that ROM, thank you
 

als_bvg

Senior Member
May 29, 2014
83
99
31
GYN
Downloaded the file our friend @nandfhz managed to get from a seller and these are the results:

This is a older version of ZUI: 14.0.413
Since this an older version, it's not recommended to use it so no need to share a public link.

After flashing this older ZUI version, I had to factory reset via recovery mode. Then it booted just fine. After setting the tablet I was surprised with an update notification. (no VPN no nothing). It just offered me to update to ZUI 14.0.640 ST.

The update was 252.02 MB and took a lot of time to finish.


After rebooting I got another update notification, again no VPN. This time offering me to update to ZUI 14.0.691 ST. 195.87 MB update. After this update I had no new update notifications. This should be the lastest available update so far.

This is the same version we got from Lenovo service tool.

List of ZUI versions for our tablets so far:
ZUI 14.0.413 - Possibly the very first release or one of the firsts.
ZUI 14.0.640 - Initial update with minor fixes.
ZUI 14.0.691 - Possibly the second update with minor fixes. This is the latest available update. Confirmed.

No VPN seems to be required to get Updates. We just need to be patient. We all should get a notification once a new version is available. Will update here otherwise.
 

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nandfhz

New member
Mar 14, 2023
3
0
Downloaded the file our friend @nandfhz managed to get from a seller and these are the results:

This is a older version of ZUI: 14.0.413
Since this an older version, it's not recommended to use it so no need to share a public link.

After flashing this older ZUI version, I had to factory reset via recovery mode. Then it booted just fine. After setting the tablet I was surprised with an update notification. (no VPN no nothing). It just offered me to update to ZUI 14.0.640 ST.

The update was 252.02 MB and took a lot of time to finish.


After rebooting I got another update notification, again no VPN. This time offering me to update to ZUI 14.0.691 ST. 195.87 MB update. After this update I had no new update notifications. This should be the lastest available update so far.

This is the same version we got from Lenovo service tool.

List of ZUI versions for our tablets so far:
ZUI 14.0.413 - Possibly the very first release or one of the firsts.
ZUI 14.0.640 - Initial update with minor fixes.
ZUI 14.0.691 - Possibly the second update with minor fixes. This is the latest available update. Confirmed.

No VPN seems to be required to get Updates. We just need to be patient. We all should get a notification once a new version is available. Will update here otherwise.
So thank you for trial & error, and also reporting to this thread, god bless you.
 

spectrixx

Member
Feb 28, 2011
40
23
You probably format your tablet. The same happend to me and had to sold ir because I lost widevine L1 and there Is no way to recover ir right now. I Will try to upload a proinfo file. You Will be able to restore your sn but it wont make a difference. Sorry for the bad news.

Just to be clear, when you say 'format' do you mean factory reset?
 

Cosmitooo

Member
Feb 17, 2023
16
5
Just share your email, i'll forward to you ,
please share the result if you install that ROM, thank you
Can you send the link to me too? I'm looking forward to testing some screen bugs. When I update to version 14.0.691 ST ( archive in another forum) the screen shows a reddish tone when the brightness is lowered to less than 20%, this does not happen when I flash the Global ROM. I have a theory that this might not happen if version 14.0.691 is accessed through official Lenovo updates. (ZUI Update)

als_bvg

nandfhz

 
Last edited:

als_bvg

Senior Member
May 29, 2014
83
99
31
GYN
Can you send the link to me too? I'm looking forward to testing some screen bugs. When I update to version 14.0.691 ST ( archive in another forum) the screen shows a reddish tone when the brightness is lowered to less than 20%, this does not happen when I flash the Global ROM. I have a theory that this might not happen if version 14.0.691 is accessed through official Lenovo updates. (ZUI Update)

als_bvg

nandfhz

I don't think this can be related. Is the same hardware as the other users, but it is weird you don't have this on the global version. I have the file but no online storage, but I'll see what I can do tomorrow.
 
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als_bvg

Senior Member
May 29, 2014
83
99
31
GYN
I don't think this can be related. Is the same hardware as the other users, but it is weird you don't have this on the global version. I have the file but no online storage, but I'll see what I can do tomorrow.
For anyone that needs it, be happy: TB132FU14.0.413

Please be free to mirror the file as I will be deleting it soon. My Gdrive storage is almost full.
 

rajlulla

Senior Member
May 6, 2014
76
37
As I stated at the end, running the unlock command (`./mtk da seccfg unlock`) directly (i.e. without doing the reset part) still results in the same jumping to stage 2 error. Any other discrepancies between your method and mine?
Were you able to make any progress with this? I'm also having trouble unlocking the bootloader
 

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  • 9

    Read carefully:

    This is a dedicated post for general questions only. If you need technical support about flashing or restoring your device, please use the general topic for TB132FU. Please search for your question below before asking.​

    NEW: How to restore the lost Serial Number (on the second response)

    How to flash Official global rom

    Did my work help you? Be free to buy me a coffee. PayPal me at @alsbvg​


    FAQ:

    Why so many versions of TB132FU and why so much confusion about the Android system, updates, etc?


    There are currently 3 systems available for the tablet known as TB132FU and is really important to find which one you have.

    • Fake Global version - Modified Android 12
    • Official International version - Official Android 12 or latest by Lenovo international
    • Chinese version - Zui 14 based on Android 12 or latest by Lenovo China

    But why so many versions then? The Chinese model is apparently cheaper than the international version, so Chinese sellers are selling online the Chinese model with a modified android version to look like the international version.

    How to identify which version of TB132FU I have? By the seller:

    If you purchased your tablet online from china like on Aliexpress or from a seller that sells items from china, you most likely have the “Fake” Global version.

    If you purchased your tablet on Lenovos’s website or a certified local or national seller in your country, you most likely have the International version. This version usually costs more.

    If you purchased from china or anywhere else, but your tablet has a Chinese interface, you have the Chinese version running ZUI 14 or latest.

    How to identify which version of TB132FU I have? By the system version:

    To make sure which one you have you can also do the following:
    On your tablet go to SETTINGS > ABOUT DEVICE > and find your system version.

    If it starts with TB132FU_S3 you have the Chinese version running an unofficial android version. The number S3 confirms it’s a modified OS. You will never get any updates.

    If it says TB132FU_S0 you have the official international version. This is the official version, so you already have the best compatible system for your tablet. You will get official updates.

    If you open the settings and see on the About device menu the system version ZUI, well you have the chinese official device and system.

    Can I convert my Chinese TB132FU into the international version?

    The answer currently is no. Why? To keep it short: There is a code inside your tablet saying “This is the Chinese tablet” and because of this code you can't install the international android system. Maybe in the future, someone from the community will be able to find that code and change it so the tablet thinks it is the international version.

    Can I convert my Official Lenovo-bought TB132FU to the Chinese version to use ZUI?

    Same as the answer above. We need to find the code and how to modify it first.

    Can I use Lenovo’s Rescue and Smart Assistant software to convert my Chinese TB132FU into the international version?

    No. You will brick your device if you try to update your system using this tool.


    What are the differences between the Chinese TB132FU and the International version?

    Chinese version with ZUI 14
    Software: It comes with an Android flavor called ZUI currently based on android 12. Updates will be available.
    System languages: English and Chinese only.
    Full support for super fast charging with the original charger. Full charge in less than 90 minutes in most cases.
    Computer mode: No longer available. The online community is pushing Lenovo to enable this option again.
    HDR and L1 status: Fully functional HDR and L1 status for HD content on Netflix in most cases.

    Chinese version with Fake global version
    Software: It comes with a modified Android 12. No updates will be available.
    System languages: All languages available.
    Slow charging. Can take up to 3 hours to fully charge.
    Computer mode: Available.
    HDR and L1 status: Falty HDR on most apps. L1 status for HD content on Netflix.

    Official International Version
    Software: It comes with Android 12. Updates will be available by Lenovo.
    System languages: All languages available.
    Slow charging. Can take up to 3 hours to fully charge. (By some reports online) This information hasn't been confirmed yet as the community with the official international version is still small.
    Computer mode: Available.
    HDR and L1 status: Working HDR. L1 status for HD content on Netflix.

    (Under construction)
    9
    How-tos and tutorials links:

    How to install/restore ZUI on my fake global version?

    There are three options available. Please read all 3 below and decide which one you want to try.

    OPTION ONE: If you are in a hurry and have technical knowledge download the file our community colleague @Fatperman managed to upload and install it using the SP flash tool. Thread here. A Step-by-step tutorial will be provided by another community member soon. A link will be provided once available.

    OPTION TWO: If you are not in a hurry and don't have the technical knowledge to flash the system, there is an easier way, but it takes one or two days.
    1 - Download Lenovo’s Rescue and Smart Assistant software here.
    2 - Open the software and create an account. Connecting to Google is easier.
    3 - Once connected to an account, find the SMALL blue FEEDBACK button on the right side bottom of your screen and click there.
    4 - Put your email address and in COMMENTS write that you have problems flashing the Chinese version of TB132FU and that you would like to restore it to the original ZUI 14 software. PLEASE USE YOUR OWN WORDS.
    5 - After one or two days (usually), INSIDE the software you will receive a response with instructions on how to install ZUI more easily. Note: You will not get a response via email, you will receive institutions inside Lenovo’s Rescue and Smart Assistant software.

    The instructions are pretty simple. READ THEM carefully once you receive them. It's really easy. Basically, they will send you a link to download a special rescue tool and some credentials. Take a screenshot of the instructions as you will need to uninstall the official Rescue software and will lose the message.

    Test3.png
    Test2.png


    Download and install the software they sent, enter using the temporary credentials (the credential are confidential and should not be shared), and follow the instructions on the screenshot you took. You will just need to turn off the tablet, click to restore, and connect the cable. After a few minutes, you will have the original ZUI 14 software.

    Thanks again for the amazing help of our colleague @Fatperman for his exceptional work!

    NEW - OPTION THREE:
    This is by far the easist way to recover or flash the original ZUI 14 on our TB132FU. DON'T CLICK to Restore before reading all the steps.

    Step 1: Download the original ZUI firmware here. Extract the files to a new folder. Password is on the table. Read carefully.
    Step 2: Download and log in on the official rescue and smart assistant.
    Step 3: Select to rescue your device and select as in the picture below:
    123.png

    Step 4: Click to download the firmware.
    Step 5: Wait for the download to be completed until you see START Rescue. But don't click there yet. Don't close the program.
    Step 6: Click the donwloads icon at the top and identify the folder where the download was saved.
    On mine it was saved at C:\ProgramData\RSA\Download\RomFiles
    123.png


    Step 7: Access and Open the folder of the downloaded firmware and DELETE all files there, but don't delete the folder.
    Step 8: Go to the ZUI firmware you downloaded before and copy all files inside the folder. Paste them inside the folder where you just deleted all files.
    It should look something like this:
    1234.png


    Step 9: TURN OFF YOUR TABLET and Go back to the rescue tool and now click the blue button Start Rescue. Follow the instructions on your screen.

    Wait for the tablet to restar and DONE. You recovered or donwloaded the original ZUI on your tablet.


    How to debloat my recently installed ZUI 14 and remove the Chinese apps and make it look better?

    1 - After starting your device, select English and connect to your wifi network.
    2 - Once you are set, press the home screen for 3 seconds. Click Desktop Settings.
    Switch off the "Left one screen".
    Change to "Drawer Style"
    3 - Find the setting button and go to General Settings > Language & input > Current Keyboard. Change it to English. (You can download Gboard or another keyboard later)
    4 - Go back to the original setting screen and click on the search box. Search for google play services. Click to enable. Then search for Google Play Store and enable it as well.

    5 - Before opening the Play store and connecting to your account, go to Apps management and uninstall any apps with Chinese characters you may find. Do not uninstall the HD browser just yet in case you need to download something later. Then restart your device.

    6 - Open the Google Play store, and connect your account. Now you can update and download all your apps.
    (If you see an error saying Google can't connect please follow the steps in this tutorial)

    7 - Unistall HD Browser and done.

    How to ROOT my TB132FU running ZUI 14?

    DISCLAMER: You will lose your data, so backup. It can brick your device if you don't know what to do. You need to know how to use ADB and fastboot commands. The tutorial is for advanced users that knows how to use ADB. Do your research first. If anything goes wrong, flash the ZUI firmware again.

    For this tutorial you will need:
    Windows computer with all necessary drivers installed
    Know how to use ADB
    The latest MAGISK manager app.
    The latest ZUI firmware for TB132FU
    Some minutes to complete all the steps.

    Step 1: Go to SETTINGS Menu and click multiple times on your ZUI version. This will give you Developer access.
    Step 2: Go General Settings menu > Developer options
    Step 3: Click to enable OEM unlocking, also enable debugging mode.
    Step 4: Connect your USB cable and run the following command:
    adb reboot bootloader

    Step 5: Run the fllowing command:
    fastboot flashing unlock

    On your tablet Click volume UP to unlock your bootloader
    Wait for the confirmation on the tablet screen


    Step 6: Run command:
    fastboot reboot

    This will make your tablet restart. Skip all configuarion steps on your tablet and install the latest version of MAGISK on your tablet.

    Step 7: On your computer, go to the Firmware folder and copy the file boot.img to your tablet.
    Step 8: Open MAGISK and click Select and patch a file. Find the boot.img you copied and patch this file. Wait for the process to be completed.
    Step 9: Connect your tablet to your computer and access the folder Downloads in your tablet. There you will see a new boot image Magisk created. Rename that file to boot.img
    Step 10: This is the most important step. You will now flash this boot.img file using the following commands:
    adb reboot bootloader - to reboot to fastboot
    fastboot flash boot boot.img

    Wait for it to complete then:
    fastboot reboot

    Done, your tablet is now rooted. You can install Magisk again and root checker to make sure.
    Screenshot_20221229-051920[1].png


    How to UNLOCK the bootloader of my TB132FU running ZUI 14?

    This will delete all you data
    Step 1: Go to SETTINGS Menu and click multiple times on your ZUI version. This will give you Developer access.
    Step 2: Go General Settings menu > Developer options
    Step 3: Click to enable OEM unlocking, also enable debugging mode.
    Step 4: Connect your USB cable and run the following command:
    adb reboot bootloader

    Step 5: Run the fllowing command:
    fastboot flashing unlock

    On your tablet Click volume UP to unlock your bootloader
    Wait for the confirmation on the tablet screen

    Step 6: Run command:
    fastboot reboot

    Done! Your bootloader is now unlocked.

    How to Install and use GOOGLE PLAY on my TB132FU running ZUI 14?

    First you have to download and install a compatible Google Framework app. Got to APKmirror and search for google framework. Click the one that says Google Services Framework 12. Scroll down and find the version "December 17, 2021 GMT-0300". Install this version. Only this or older version will work. Do not try a different one. It will update automatically eventually.

    Then go to settings and search for Google Play and enable the app. Done. You can now log in and use the PLay Store

    How to RESTORE lost S/N Seria number?
    Step 1 - Go back to ZUI 14. Use one of the options provided in this thread.
    Step 2 - Unlock bootloader and OEM. Please refer to the tutorial to unlock the bootloader in this thread.
    Step 3 - Once your bootloader is unlocked go and install on your computer MTK META Utility. Link here. Also install HxD here.
    Step 4 - Turn off your tablet, disconnect the USB cable and open MTK META.
    Step 5 - Click the option Dump NV region. Wait for it to finish reading. It will open a folder.
    Step 6 - On the folder that opened, right-click with your mouse the file proinfo.bin and click to open with HxD, or open the software and drag and drop the file there.
    Step 7 - Edit the proinfo.bin to add your Serial Number. Change the 12345ABCDE you see to your actual S/N. It's on the back of your tablet on a small sticker.
    Step 8 - On the same folder press SHIFT on your keyboard and right-click on an empty space and click OPEN CMD/SHELL terminal here. Or if you use a ADB folder, copy the proinfo.bin file to it so you can flash it.
    Step 9 - Turn on your tablet, make sure Debugging is active, connect your tablet to the computer and send these two commands:

    adb reboot bootloader
    (this will reboot your tablet to fastboot although the line says bootloader)

    Once you see the red lines send the command:
    fastboot flash proinfo proinfo.bin

    And done. You can check in your setting menu if your serial number changed.

    Now you can reflash ZUI or the global rom.
    4
    After unlocking the bootloader every time you boot up the device the following text will be displayed on the screen:
    Code:
    Orange State
    Your device has been unlocked and can't be trusted..
    Your device will boot in 5 seconds

    To remove this text warning and 5s delay you need to change the file "lk.img" (firmware folder):
    1. Open "lk.img" with a hex editor (for example, HxD)
    2. In menu toolbar click "Search-Find" and select "Hex-values" tab.
    3. Search 08 B5 0E 4B 7B 44 1B 68 1B 68 02 2B
      find.png
    4. Copy text 08 B5 00 20 08 BD 1B 68 1B 68 02 2B
    5. Return back to hex editor window then right click on the highlighted items and select "Paste Insert"
      2023-01-02_172326.png
    6. The newly modified 24 characters will be displayed in red
      2023-01-02_172350.png
    7. Click "File" and select "Save".
    8. Flash the modified "lk.img" in fastboot mode
    fastboot flash lk lk.img
    3
    Downloaded the file our friend @nandfhz managed to get from a seller and these are the results:

    This is a older version of ZUI: 14.0.413
    Since this an older version, it's not recommended to use it so no need to share a public link.

    After flashing this older ZUI version, I had to factory reset via recovery mode. Then it booted just fine. After setting the tablet I was surprised with an update notification. (no VPN no nothing). It just offered me to update to ZUI 14.0.640 ST.

    The update was 252.02 MB and took a lot of time to finish.


    After rebooting I got another update notification, again no VPN. This time offering me to update to ZUI 14.0.691 ST. 195.87 MB update. After this update I had no new update notifications. This should be the lastest available update so far.

    This is the same version we got from Lenovo service tool.

    List of ZUI versions for our tablets so far:
    ZUI 14.0.413 - Possibly the very first release or one of the firsts.
    ZUI 14.0.640 - Initial update with minor fixes.
    ZUI 14.0.691 - Possibly the second update with minor fixes. This is the latest available update. Confirmed.

    No VPN seems to be required to get Updates. We just need to be patient. We all should get a notification once a new version is available. Will update here otherwise.
    2
    Third method on how to flash ZUI or restore the tablet added to the FAQ. Enjoy! Also Tutorial on how to root the device.