Warning: Do not enter any wrong unlock unlock codes on your Ubiquio 503G 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 Ubiquio 503G with a
Not ACCEPTED SIM Card.
2. If your Ubiquio 503G asks for a PIN code, then enter your SIM card PIN and press OK.
3. Ubiquio 503G will ask to enter an "unlock code".
4. Enter Unlock Code we send to you.
5. Your Ubiquio 503G is now unlocked.
*NOT ACCEPTED : We mean, to use a Sim card from a network other than the network your Ubiquio 503G is locked to.
Each Ubiquio 503G mobile phone has an unique unlock code. You can buy the unique unlock code for your Ubiquio 503G mobile phone at www.mobileunlocksolutions.com.