Warning: Do not enter any wrong unlock unlock codes on your ZTE GR221 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 ZTE GR221 with a
Not ACCEPTED SIM Card.
2. If your ZTE GR221 asks for a PIN code, then enter your SIM card PIN and press OK.
3. ZTE GR221 will ask to enter an "unlock code".
4. Enter Unlock Code we send to you.
5. Your ZTE GR221 is now unlocked.
*NOT ACCEPTED : We mean, to use a Sim card from a network other than the network your ZTE GR221 is locked to.
Each ZTE GR221 mobile phone has an unique unlock code. You can buy the unique unlock code for your ZTE GR221 mobile phone at www.mobileunlocksolutions.com.