You cannot flash a custom ROM without an unlocked bootloader. In 2021, Huawei had officially closed all unlocking portals. The community fragmented into three camps:
He clicked on a thread dated mid-2021. The opening post was a warning label written in bold red text: “I am not responsible for bricked devices, dead SD cards, or thermonuclear war.”
: If you manage to unlock the bootloader through a paid service or exploit, the device supports Project Treble. This means you could theoretically flash a Generic System Image (GSI) like LineageOS, though hardware compatibility (stylus, quad-speakers, etc.) is rarely guaranteed. huawei matepad 104 custom rom 2021
Utilize Huawei's native search tool to find and download APKs. 2. Google Services Workarounds (GMS)
: 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. You cannot flash a custom ROM without an unlocked bootloader
In 2018, Huawei completely discontinued its official bootloader unlocking service. Because a custom ROM requires an unlocked bootloader to flash custom files (like TWRP or LineageOS), the modding landscape for this tablet is heavily restricted.
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. The opening post was a warning label written
Open the app to confirm your tablet supports Project Treble.
The remains a highly capable piece of hardware. Equipped with a beautiful 1200×2000 resolution screen, a robust Kirin or Snapdragon processor, and a massive 7250mAh battery, it is a prime tablet for media consumption and productivity. However, because it was launched without native Google Mobile Services (GMS) due to US trade restrictions, many users search for terms like "huawei matepad 104 custom rom 2021" hoping to flash LineageOS, Pixel Experience, or a standard Android ROM to regain the Google Play Store .