[Q] Help - i want Android 5.0 on my Htc M8 topic

I had installed the Skydragon Rom and it works but my WiFi dont works.
I read in Forum how to fix it but before i need to Set my M8 S-off.

I tried firewater but it dont works. After a few hours i read in another Forum that firewater is down..
So now i need help.. rly pls