If you are stuck, post your and WiFi chip model in the comments. Do not ask for "sun50iw9p1 firmware free" as a general request—no one can help without those details.
: AndroidPCtv provides guides on flashing Allwinner devices using .img or .zip files.
Primarily runs Android 10 or Android 11 , though some Linux-based community builds exist. Video: Supports H.265/HEVC and VP9 4K hardware decoding. 2. Where to Find Free Firmware