Warning: Do not enter any wrong unlock unlock codes on your Grundig M131 mobile phones. If you enter over a certain amount of wrong unlock codes on your mobile phone, your phone may get hard locked and sometimes become unusable.1. Switch ON your Grundig M131 with a
Not ACCEPTED SIM Card.
2. If your Grundig M131 asks for a PIN code, then enter your SIM card PIN and press OK.
3. Grundig M131 will ask to enter an "unlock code".
4. Enter Unlock Code we send to you.
5. Your Grundig M131 is now unlocked.
*NOT ACCEPTED : We mean, to use a Sim card from a network other than the network your Grundig M131 is locked to.
Each Grundig M131 mobile phone has an unique unlock code. You can buy the unique unlock code for your Grundig M131 mobile phone at www.mobileunlocksolutions.com.