If you see a message like "SIM Restriction" or "Enter Restriction Code" when inserting a card from another carrier, you need a network unlock code. Unlock Nokia 100 Phone | Unlock Code - UnlockBase
: Most Nokia devices only allow three attempts to enter an unlock code. Exceeding this may permanently block the code counter, requiring professional hardware tools to reset. 2. Resetting the Security/Lock Code NOKIA MODEL 100 TYPE RH 130 UNLOCK CODE
If the default code does not work or you need to reset the device, you can use the following standard Nokia service codes : : 12345 (or occasionally 00000 ). If you see a message like "SIM Restriction"