Phone wifi and cellular issues

hi everyone,

having major issues with my htc one x+ now.
cant seem to get it working now, was working before on bitcoin sense 5.0 but now its stopped!
tried putting back to how it was etc and still wont get mobile data or wifi.
can someone help please???

ideally want to put kitkat on it which i know is possible but at present just want it back working lol

many thanks