: Huawei has moved most of its 2021 tablets to HarmonyOS , which is even more tightly integrated and restricted than the older EMUI (Android-based) versions. Better Alternatives for 2021+ Models
However, I must give you a realistic and honest answer before generating a "fake" ROM guide: huawei matepad 104 custom rom 2021
By 2021, Huawei’s HarmonyOS (a fork of Android) was rolling out, but many international users preferred the familiarity of AOSP (Android Open Source Project) with full GMS support. The stock EMUI/HarmonyOS experience, while smooth, had three major flaws driving users to custom development: : Huawei has moved most of its 2021
: Most third-party "unlock services" for this model are either expensive, require risky hardware "test points," or are scams. require risky hardware "test points