Huawei Mate X3 (ALT-AL00) official package ROM firmware introduction:
- The current ROM is only available for the HUAWEI Mate X3 (ALT-AL00);
- Device aliases: huaweimatex3, ALTAL00
- Current ROM type: official card swipe bag (dload);
- OS:HarmonyOS;
- HarmonyOS 3.1.0;
- System version number: 3.1.0.136 (C00E135R3P2).
- ROM version: ALT-AL00 103.1.0.136 (C00E135R3P2).
- C version: C00;

- Current ROM firmware ID: ALT-AL00 103.1.0.136 (C00E135R3P2) _Product Combination Software_HarmonyOS 3.1.0_05019HHH.zip
- The current version is the Huawei Mate X3 (ALT-AL00) official flashing package firmware rom package, which supports mobile phone flashing upgrade/brick rescue/black brick rescue, account lock, fingerprint password lock, etc
- This firmware is the official original ROM firmware (line brush bag/card brush bag/engineering package), pure without any modification.
- Flashing/upgrading/downgrading/saving bricks and other operations will clear your phone data, please back up important data before flashing!
ALT-AL00 103.1.0.136 (C00E135R3P2) download here (paid)
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