On most phones, the lock code.
It is designed to hide the data that the owner deems appropriate. This is done in order to prevent possible damages in case of loss or theft of your phone.
But often it happens that the owners themselves to forget the lock code.
In this case, you need to reset it with the firmware, or knock down the standard, or disable.
In order to get rid of codeand lock at all and at the same time to flash the phone,you will need to synchronize with your computer. Use the data cable and drivers. If this was not in the configuration, buy data cable for your phone model and download the driver separately. Also, download the software for your phone and firmware version of the factory firmware. Phone to flash, after which code Lock away.
Contact the manufacturer of your phone. Prepare documents proving your ownership of your phone. Remember that the more documents you submit, the more quickly you will be given the desired - codes on reset and reset the firmware. Resetting the firmware is necessary in order to completely clean up the phone, while the factory reset will reset all settings to default. Also, ask for a standard code lock.
After you reset the settings, open the settings and apply the resulting standard code Lock to turn it off completely. If you zeroed firmware shutdown codeand locking settings is not required.