What is a Soft Reset and what the Soft Reset does? The Soft Reset is the easiest reset to perform on a mobile phone. To Soft Reset a phone is to simply power cycle the device, to power it off and then to power it back on. The soft reset can actually solve many simple problems on mobile phones, especially when the phone has been on for a long period of time and has not been power cycled for a while.
1. In order to soft reset your LG F120L you will have to press and hold power button, (remember to do that on unlocked device)
2. There should appear menu on the screen.
3. Now please tap on Reboot option.
4. And this is it, now wait for your device to reboot itself.