- 1). Contact your service provider to get your Sony Ericsson's unlock code. You might be able to get the code free of charge if you have been a long-term customer in good standing. Third-party online vendors also provide this service for a fee.
- 2). Remove the SIM card from your phone and turn it on. Ignore any message urging you to insert a SIM.
- 3). Press the left arrow key once, the "*" button twice, then the left arrow key once more. You might see a message saying "Personalize with MNC2 (or MNC3)." Within a few seconds the unlock menu will display.
- 4). Choose "Network" from the unlock menu. At the prompt, enter your unlock code. Press "OK."
- 5). Wait for the phone to display the phrase "Network Unlocked" or "Insert SIM." Your phone is now unlocked.
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