Remove SD and SIM cards from the phone;
Connect powered-on phone to PC with Micro USB cable;
Install necessary driver;
Click "Unlock" button;
Follow software instructions (prompts).
Rebooting phone...
To complete the operation, please make Factory Reset (Go to "Settings" -> "General" -> "Backup & reset" -> "Factory data reset", press "Reset phone" and "Erase everything" buttons).

Connect powered-on phone to PC with Micro USB cable;
Install necessary driver;
Click "Unlock" button;
Follow software instructions (prompts).
Rebooting phone...
To complete the operation, please make Factory Reset (Go to "Settings" -> "General" -> "Backup & reset" -> "Factory data reset", press "Reset phone" and "Erase everything" buttons).
