Open your PC terminal or command prompt in your platform-tools folder and execute the following commands:
Most 2021 MatePads have been migrated from Android 10 to HarmonyOS 2.0 or 3.0 (which is not AOSP-based in the same way standard Android is). This changes the partition layout and kernel structure, making standard Android custom ROMs incompatible.
The Huawei MatePad 10.4 (2020/2021 models) is a formidable tablet, boasting impressive hardware, a crisp display, and excellent multimedia capabilities. However, for many users, the lack of native Google Mobile Services (GMS)—the result of ongoing U.S. restrictions—remains a significant hurdle. In 2021, the quest for a custom ROM to replace EMUI/HarmonyOS with a pure Android experience (like LineageOS) was a hot topic.
While you can't replace EMUI, you can strip away the "clutter" and ads you'd normally avoid with a custom ROM by using on a PC. huawei matepad 104 custom rom 2021
Are you primarily trying to get working, or are you just looking to change the visual look of the tablet?
All 2021 models share the powerful processor, a key detail for the rest of this article. The hardware specifications include a 10.4-inch 2K display, up to 6GB of RAM, 128GB of internal storage (expandable via microSD), and a large 7,250 mAh battery.
By mid-2021, HarmonyOS 2.0 was rolling out, but many users missed the traditional Android ecosystem. Here is why the community sought custom firmware: Open your PC terminal or command prompt in
Use the command adb shell pm uninstall -k --user 0 to cleanly remove stubborn system bloatware apps.
The first boot after flashing is always a small, nervous prayer. The tablet's logo lingered on a black screen, then the animation began — a slow unfurling of a new launcher, icons mapped like city streets under fresh snow. The home screen opened to a simple, elegant layout he hadn't chosen but liked immediately: a clean status bar, a responsive launcher, and a settings panel that finally named features he'd only guessed existed before.
Most users stay on the official HarmonyOS 2.0 or 3.0 instead of a custom ROM. Top Alternatives to a Custom ROM However, for many users, the lack of native
I can provide the exact ADB commands or application links tailored to your specific goals. Share public link
Late 2021 saw a developer preview of Android 12 running on the MatePad 10.4 via Phh-Treble. It was unstable for daily use but proved the hardware was future-proof.
: Ported to include core Google applications and the distinct Pixel user interface.
For the Huawei MatePad 10.4 (2021), the search for a custom ROM is a journey that leads to a dead end. The combination of a locked bootloader and the complete absence of dedicated aftermarket support makes traditional custom ROMs a fantasy.