There are three possibilities to get this type of issue. 1.There may be a problem in your Sim card so try another one. 2.Check your Sim whether it's properly inserted or not 3.Your mobile is locked to particular network provider. If your problem persists,After trying first two ways means definitely Your mobile phone is restricted by some network so try to unlock your mobile phone.For unlocking you can approach your service provider or else try to buy an unlocking service from any one of the online unlocking service provider like WickedUnlock.com
There are three possibilities to get this type of issue.
RépondreSupprimer1.There may be a problem in your Sim card so try another one.
2.Check your Sim whether it's properly inserted or not
3.Your mobile is locked to particular network provider.
If your problem persists,After trying first two ways means definitely Your mobile phone is restricted by some network so try to unlock your mobile phone.For unlocking you can approach your service provider or else try to buy an unlocking service from any one of the online unlocking service provider like WickedUnlock.com