Since a full custom ROM is likely not feasible, users often turn to these alternatives to improve the experience on HarmonyOS or EMUI:
The Custom ROM Reality Check for the Huawei MatePad 10.4 (2021) huawei matepad 104 custom rom 2021
: Huawei officially stopped providing bootloader unlock codes in 2018. Without an unlocked bootloader, you cannot flash a custom recovery (TWRP) or a custom ROM. Since a full custom ROM is likely not
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: If your goal is to get Google services, tools like GBox or microG allow you to run Google apps directly on the native OS without needing a custom ROM.
Years later, the MatePad showed signs of an itinerant life: a hairline crack along one corner, battery capacity that no longer matched the factory spec, a faint dent where his bag had betrayed it on a train. The custom ROM he’d flashed in 2021, though, had lived on as a framework of small interventions — community patches, a repository of forks with useful features, a handful of users who updated the kernel to wring another season out of aging hardware. When the tablet finally reached the end of its usable life, it was not discarded with a gnostic shrug. Liao took it apart carefully, salvaging screws and boards, keeping the screen as a reminder of afternoons and soft, late-light coding sessions with Mei.
Use ADB AppControl on a PC to disable pre-installed Huawei apps and "ads" without needing root access.