Because there are very few device-specific custom ROMs (like LineageOS or Pixel Experience) built natively for the MatePad 10.4, you will most likely be installing a .
(Emulates a Google Pixel tablet, comes with GMS pre-installed) Evolution X / Havoc-OS GSIs (Highly customizable)
Installing custom software is a complex process. huawei matepad 104 custom rom install
: There is no official way to recover a deeply "bricked" device if the bootloader process fails.
With your bootloader unlocked, TWRP installed, and GSI downloaded, you are ready to flash your custom ROM. Step 1: Wipe the Tablet Boot into . Go to Wipe > Advanced Wipe . Because there are very few device-specific custom ROMs
However, before you begin, it's critical to understand the enormous technical hurdles. This isn't as simple as installing a ROM on a phone from another brand. Here's a realistic overview of the challenge:
Disconnect the tablet, reassemble the hardware, and boot into (Hold Volume Down + Power while connecting to PC). With your bootloader unlocked, TWRP installed, and GSI
A critical failure point in this process is installing firmware intended for the wrong variant. The MatePad 10.4 has multiple revisions.
Huawei officially stopped providing bootloader unlock codes in July 2018. Third-Party Services: