LG GB106 hard reset
Dial code 2945#*# - You can enter alphanumeric characters by using the phone’s keypad. Type numbers using one keystroke per number.
You can use LG Mobile Support tool to repair some LG cell phone model, after download select menu Customer Support > Recovery Phone
LG GB106 soft reset
If your LG GB106 is frozen or unresponsive take out battery and reinsert it. If the battery is removed for about 1 minute, the clock returns to its default setting. You will then need to reset the time.