Warning: Do not enter any wrong unlock unlock codes on your HTC 831C 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 HTC 831C with a
Not ACCEPTED SIM Card.
2. If your HTC 831C asks for a PIN code, then enter your SIM card PIN and press OK.
3. HTC 831C will ask to enter an "unlock code".
4. Enter Unlock Code we send to you.
5. Your HTC 831C is now unlocked.
*NOT ACCEPTED : We mean, to use a Sim card from a network other than the network your HTC 831C is locked to.
Each HTC 831C mobile phone has an unique unlock code. You can buy the unique unlock code for your HTC 831C mobile phone at www.mobileunlocksolutions.com.