LG S310 hard resetRestore factory settings Select MENU >Settings > Restore factory settings
You can initialize all factory defaults. You need Security code to activate this function.
Password is the same as the LG s310 security code (LG S310 default password is 0000).
Take out SIM card Enter 2945#*310# for S310 unlock menu
or Factory reset code, type in: 1809#*310#
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 S310 hard reset with buttons / keys pls leave comment.
If your phone has frozen, take out battery and reinsert it. Restart your phone.