A typical firmware name looks like AGS-W09C100B258 . The B followed by numbers (e.g., B258, B271) represents the version number.
The safest way to update is "Over The Air" (OTA). ags-w09 firmware
If successful, the tablet will reboot with fresh firmware. A typical firmware name looks like AGS-W09C100B258
Note: Huawei devices rely heavily on "HiSuite" for PC updates. If you cannot find an OTA update, connecting to a PC with HiSuite installed is the next safest step. If successful, the tablet will reboot with fresh firmware
Out of the box, most AGS-W09 units run on with Huawei’s EMUI skin on top. However, depending on your region (C432 for Europe, C636 for Asia, etc.), the firmware versions and security patch levels vary significantly.
Huawei no longer provides bootloader unlock codes. However, some older AGS-W09 units with factory Android 8.0 can still be unlocked using paid services or exploit-based tools (e.g., PotatoNV, HCU Client). Once unlocked, you can install: