Originally Posted by
ScrubbyXD There is a field test mode step by step somewhere around here.
http://forums.windowscentral.com/nok...-band-4-a.html
But that doesn't sound like the problem:
Originally Posted by
tle708 It worked with T-mobile just fine at first then suddenly stop receiving T-mobile signal after several updates (it isn't because of the update though I tried to downgrade it to Denim and it doesn't work still).
The how to enables one T-Mo 3G band. OP is getting no signal.
It sounds like the downgrades and resets have eliminated software. It may be a bad antenna or a bad connector.