LG C310 hard resetResetting your LG Cookie Duet C310 phone
You can type in the factory reset code: 1809#*310#
Use Reset Device in Device of Settings menu to reset all the settings to the factory definitions.
You need the security code to activate this function.
The security code protects the unauthorised use of your phone. The default security code is set to
‘0000’ and the security code is required to delete all phone entries and to activate the Reset settings
menu. Also, the security code is required to enable or disable the phone lock function to prevent unauthorised use of the phone.
The security code default setting can be modifi ed from the Security > Change codes.
You can use LG Mobile Support tool to repair some LG cell phone model, after download select menu Customer Support > Recovery Phone
If you know LG C310 hard reset with buttons / keys pls leave comment.