In order to hard reset a Lenovo S930, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Lenovo S930 device will be brought back to the default configuration of a brand new device.
1. Hi. First of all, switch the phone off by holding down the Power button.
2. Next thing to do is to hold down the Power and Volume Up buttons for a few seconds.
3. Release these two buttons after an Android image pops on screen.
4. Using Volume buttons to scroll and Power button to select, select the wipe data/factory reset option.
5. Next, select the Yes and reboot system now options.
6. Good job, you have completed the hard reset process.