- All firmware are official and can be use to install via memory card or OTG Flash Drive.
- Be careful to select the appropriate Firmware for your devicemodel, wrong firmware may damage your device.
- Downgrade is not allowed in Huawei devices and may cause difficult problems.
- You can only install the firmware which has the same region with your device.
| Model | Android OS | EMUI | Build Number | Security patch | Region | Size | Buy |
|---|
| U22 | 5.1 | 3.1 | C567B015 | – | C567 | 2.31 GB | Buy
|
| U22 | 5.1 | 3.1 | C328B014 | – | C328 | 1.00 GB | Buy
|
| U22 | 5.1 | 3.1 | C328B013 | – | C328 | 0.99 GB | Buy
|
| U22 | 5.1 | 3.1 | C567B010 | – | C567 | 0.99 GB | Buy
|
| U22 | 5.1 | 3.1 | C328B005 | – | C328 | 941 MB | Buy
|
![LUA-U22 | Y3II [Stock Firmware]](/img/MB5.png)