If you tell me the you're seeing (e.g., "stuck on logo" or "driver not found") or your WiFi chip model , I can help you find a more specific download link.
For the Allwinner H3 chipset found on this board, the standard tool is . firmware tv box mxq pro 4k 5g placa h3q44-v3.0
The device stays stuck on the "Mbox" or "Android" logo. System Crashes: Constant "App has stopped" errors. If you tell me the you're seeing (e