Help Bakit stuck sa 3g globe ko? Ganto rin ba sainyo minsan?

[MarkRob06]

After using no load nag ganyan sya for the 2nd time
Nung first time nya mag ganyan bumalik naman uli after some days, rn 2nd day na wala hindi parin bymabalik sa 4g even though naka default naman lahat ng settings ko for that SIM

 

[MarkRob06]

Tried to reinsert the SIM and it fixed the issue