How to Unlock a Sony Ericsson Z300i
Sony Ericsson is a cell phone manufacturer based in Hammersmith, a suburb of London, United Kingdom. The company makes the Z300i model, among a range of handsets. The Z300i comes with a built-in lock to protect your data if the phone is stolen and the Subscriber Identity Module (SIM) card is switched. You can unlock the Sony Ericsson Z300i upon entering your phone lock code. Allow roughly two minutes for this task.
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Instructions
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Press any key on your Z300i. A "Phone Locked" message will appear.
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Enter your four- to eight-digit unlock code. The default code is "0000."
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Select "Yes." Your Z300i will unlock.
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Tips & Warnings
Contact your service provider if you forgot or lost your code. In some cases your provider can override the lock.
