Unlocking the bootloader will , erasing all internal storage data. Ensure you have a complete backup of your files before proceeding. 1. Obtain Your Device Information
After the tablet reboots (it will perform a factory reset automatically):
How to Unlock Bootloader in HUAWEI MediaPad M3 Go to product viewer dialog for this item. (BTV-W09/DL09) - Complete Guide Unlocking the bootloader on your HUAWEI MediaPad M3 (8.4" BTV-W09 or BTV-DL09) Go to product viewer dialog for this item.
In the PC software, set the manufacturer to and model to Auto Detect . Click the Magnifying Glass icon to search for your device. Go to the Unlocking tab and click Read Unlock Code . Save the 16-digit code that appears in the log window. Step 3: Install ADB and Fastboot on Your PC How to Unlock Bootloader in HUAWEI MediaPad M3 ...
in 2018. However, legacy devices like the MediaPad M3 can still be unlocked using the following methods:
is a multi-step process that has changed significantly since Huawei stopped providing official unlock codes in 2018. To proceed today, you must use unofficial third-party tools or hardware-based methods.
. The tool will cycle through bootloaders and unlock the device. Method 2: Paid Third-Party Services Unlocking the bootloader will , erasing all internal
Following instructions incorrectly can permanently disable (brick) your tablet. Proceed at your own risk.
Go to Settings > Developer Options and toggle on USB Debugging and OEM Unlock .
Your tablet will reboot, showing a bootloader warning at startup. To confirm, go back into and check if OEM Unlocking is now greyed out (meaning it is permanently unlocked). Obtain Your Device Information After the tablet reboots
A detailed guide for installing LineageOS on the MediaPad M3 includes the exact steps for flashing the ROM, Gapps, and Magisk. The process is largely the same as for many other Android devices: boot into TWRP, wipe the necessary partitions, sideload the ROM zip, then reboot.
Open a Command Prompt (or PowerShell) in that folder (Shift + Right Click -> "Open command window here").
Download and install Minimal ADB and Fastboot on your computer.