: Without an unlocked bootloader, you cannot flash custom recoveries like TWRP or install third-party operating systems such as LineageOS. Current Software Landscape for MatePad 10.4 (2021) Instead of custom ROMs, development for the MatePad 10.4
This article is for educational purposes. Modifying your device via custom ROMs voids your warranty, can brick your tablet, and compromises security. Proceed at your own risk. huawei matepad 104 custom rom 2021