Hi my bb 9550 come very hard touch screen but sometimes he run well or just need turn and run. I think if i format and install a fresh OS all will be ok. Can some body teach me please to format and install new OS actual is (3G, CDMA, WIFI)
v5.0.0.713 (bundle 1206 Platform 4.2.0.323 3G Bznd 1.
Or if format not help what i must do thank You
Fabrizio Forlanini