Re: i need the unlock code for my sony ericssson z550a
If you own the phone then you can call your provider like at&t and let them know that you are going to be travelling over to europe and you will be there for a few months. they will give you the unlock code.
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If you get error message as PIN blocked. Unlock?"
You have entered the wrong PIN code too many times.
You need to unlock your phone using the PUK (PIN Unlocking Key) code. Your PUK code is provided by your network operator.
If you get error message as Insert correct SIM" You have inserted a SIM card that is not supported. Insert correct SIM card, or contact your Service Provider for a SIM unlock code.
If you get error message as Phone locked" or "Enter PIN" Your phone
is locked and you need to unlock it with your personal PIN. The default PIN is '0000', but you or your network operator may have changed it.
I Hope it helped you.
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