How to Unlock the Microsoft Lumia 540 Dual SIM

1. Insert SIM card from a source different than your original Service Provider (i.e. if you have a Rogers phone, use a non-Rogers SIM card).
2. Microsoft Lumia 540 Dual SIM will ask you to enter SIM Unlock PIN.
3. Enter unlock code.
4. Your Microsoft Lumia 540 Dual SIM will be unlocked!

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