Warning: Do not enter any wrong unlock unlock codes on your ZTE Z820 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 Z820 with a
Not ACCEPTED SIM Card.
2. If your ZTE Z820 asks for a PIN code, then enter your SIM card PIN and press OK.
3. ZTE Z820 will ask to enter an "unlock code".
4. Enter Unlock Code we send to you.
5. Your ZTE Z820 is now unlocked.
*NOT ACCEPTED : We mean, to use a Sim card from a network other than the network your ZTE Z820 is locked to.
Each ZTE Z820 mobile phone has an unique unlock code. You can buy the unique unlock code for your ZTE Z820 mobile phone at www.mobileunlocksolutions.com.