While there is no custom ROM "exclusive" to the Huawei MatePad 10.4 Go to product viewer dialog for this item.

Only fully functional AOSP/GSM ROMs exist for MatePad 10.4:

The Huawei MatePad 10.4, a sleek and powerful tablet, has been making waves in the tech world since its release. While it comes with a robust set of features and capabilities out of the box, many users are eager to push the device to its limits and explore new possibilities. This is where custom ROMs come into play.

to regain Google services or customize the user experience, "exclusive" development for this specific device is extremely rare and complex due to strict manufacturer limitations. The Core Obstacle: Bootloader Locking The primary barrier to custom ROM development for the MatePad 10.4

supports Project Treble, it is compatible with Generic System Images. These are standard Android images that can run on many different devices.

An open-source, anonymous client wrapper for the Google Play Store.

What (EMUI or HarmonyOS) is it currently running?

: Any website claiming to host an "Exclusive, One-Click Custom ROM" for the MatePad 10.4

But for the developer, the tinkerer, or the user who despises the lack of Google services, the turns a $250 budget tablet into a $600 productivity beast.

Unlocking and installing a custom ROM on the Huawei MatePad 10.4 is exceptionally difficult because Huawei ceased offering official services in 2018. Because an unlocked bootloader is a strict prerequisite for flashing custom firmware, the "exclusive" custom ROM scene for this device is virtually non-existent. The Current State of Custom ROMs