There are two possibilities available to get invalid sim message while inserting Sim on your phone. 1.There may be a problem in your Sim card so try another one. 2.Your mobile is locked to particular network provider. If your problem persists,Your mobile phone is restricted by some network so try to unlock your mobile phone.You can unlock your mobile phone using network unlock code.It's the best way to unlock your phone.If you need an unlock code for your phone visit UnBBLock.com Here you can unlock your phone at low cost.I hope it will be very useful to you.
There are two possibilities available to get invalid sim message while inserting Sim on your phone.
RépondreSupprimer1.There may be a problem in your Sim card so try another one.
2.Your mobile is locked to particular network provider.
If your problem persists,Your mobile phone is restricted by some network so try to unlock your mobile phone.You can unlock your mobile phone using network unlock code.It's the best way to unlock your phone.If you need an unlock code for your phone visit UnBBLock.com Here you can unlock your phone at low cost.I hope it will be very useful to you.