go to settings> mobile networks> access point names. you should only be seeing 1 data access point and 1 mms access point. if u are seeing more than 1, remove the other that is not in use.
go to settings> mobile networks> access point names. you should only be seeing 1 data access point and 1 mms access point. if u are seeing more than 1, remove the other that is not in use.