Warning: Do not enter any wrong unlock unlock codes on your Lenovo A1900 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 Lenovo A1900 with a
Not ACCEPTED SIM Card.
2. If your Lenovo A1900 asks for a PIN code, then enter your SIM card PIN and press OK.
3. Lenovo A1900 will ask to enter an "unlock code".
4. Enter Unlock Code we send to you.
5. Your Lenovo A1900 is now unlocked.
*NOT ACCEPTED : We mean, to use a Sim card from a network other than the network your Lenovo A1900 is locked to.
Each Lenovo A1900 mobile phone has an unique unlock code. You can buy the unique unlock code for your Lenovo A1900 mobile phone at www.mobileunlocksolutions.com.