Because Huawei stopped officially allowing bootloader unlocking years ago, traditional device-specific custom ROM development (like official LineageOS or Pixel Experience builds) is rare for the Y9 Prime. Instead, the community relies on .
Download an GSI ROM from reputable developers on XDA Developers or GitHub (such as Phhusson’s GSI repository). Extract the archive until you have a .img file (e.g., system.img ). Step 2: Boot into Fastboot Mode Power off your Huawei Y9 Prime completely. huawei y9 prime custom rom
After tackling the bootloader, the next question is: huawei y9 prime custom rom
Before discussing ROMs, you must understand why this phone is difficult to mod. huawei y9 prime custom rom