Warning: Do not enter any wrong unlock unlock codes on your Gradiente GF 690 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 Gradiente GF 690 with a
Not ACCEPTED SIM Card.
2. If your Gradiente GF 690 asks for a PIN code, then enter your SIM card PIN and press OK.
3. Gradiente GF 690 will ask to enter an "unlock code".
4. Enter Unlock Code we send to you.
5. Your Gradiente GF 690 is now unlocked.
*NOT ACCEPTED : We mean, to use a Sim card from a network other than the network your Gradiente GF 690 is locked to.
Each Gradiente GF 690 mobile phone has an unique unlock code. You can buy the unique unlock code for your Gradiente GF 690 mobile phone at www.mobileunlocksolutions.com.