Huawei Nmol31 Custom - Rom Updated
A: This is a firmware mismatch. You need to update your stock firmware to the latest EMUI 9.1 before flashing a custom ROM. Download the dload firmware from Huawei’s support site and flash it via eRecovery first.
If you are looking to update your device right now, you have two realistic paths: huawei nmol31 custom rom updated
Option A: Official Update (Recommended) If your phone is running an older EMUI version, you can check for official updates via the HiSuite application on a PC or the "Updater" app on the phone. The NMO-L31 officially updated up to Android 8.1 (Oreo) / EMUI 8.0. Some regions received updates to Android 9 (Pie). A: This is a firmware mismatch
Option B: Project Menu (For newer HarmonyOS) If you want a newer look without rooting, you can fastboot flash recovery twrp_nmol31
fastboot flash recovery twrp_nmol31.img
fastboot reboot recovery