SS IPTV

it works. Thank you all for your collaboration.

yes, they still haven't answered me

And then where is the problem? I have restored the TV factory and the problem continues.
How can I go back to the previous version as the PIC16f84 user did? He speaks of an unofficial Russian repository. which?
Any help is welcome, thanks in advance!

I have a Hisense H43B7100 TV with the same problem since yesterday. Any solution please