Help dhd-9818

[Tewelmanja]

Hello, is there anyone who can solve the black screen problem on Chinese radio DHD-9818 . can you give a link for DHD 9818 frimware ... RAM2Gb / 16Gb android 8.1 go
dhd 9818
android yt9218c_00005_V003_20190403_Hifi
version Android 8.1 go
DDR:2G flash 16G
model Cpu:A7 1.3Ghz
Resolution 1024*600
mcu1:HW8227L-3.3-SWO-1.9