go to network operator setting ng cp mo tol, manual scan ka ng available signal ng network. then choose Sun 3g. then open roaming on, then airplane mode for a minute. then off mo airplane saka mo on data. okay na ulit yan.
many thanks sir.. it works..
Off first your data connection then follow what guilty said on instruction
Well said
On airplane mode wait 5minutes power off your device then off airplane mode
Sana makatulong yan