Introduction

First you should check if your phone is network locked.

Insert a different network SIM card.

If your phone shows messages "SIM network unlock PIN", it's network locked.

To buy a network unlock code you need the correct IMEI & model number.

With inserted an Unauthorized network SIM card, enter the unlock code provided from your supplier.

Video Instructions

Conclusion

To reassemble your device, follow these instructions in reverse order.

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ZFix

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