Winstar s4 firmware flash file (dead fix)

Winstar s4 dead&logo fix firmware flash file.

Winstar s4 firmware with dead recovery, hang on logo,pin,pattern,frp lock reset, auto wifi&Bluetooth on,unfortunately gelarry has not suported, lcd blie any problem solved flash file tested download.

Tested by-Mobile servising point.

SP7731E__Kimfly__Mito_A67__8.1.0__J5-zs99a-S-4-winstar-20200902__OPM2.171019.012__A67