How to factory reset APPLE iPhone 4S? How to wipe all data in APPLE iPhone 4S? How to bypass screen lock in APPLE iPhone 4S? How to restore defaults in APPLE iPhone 4S?
The following tutorial shows all method of master reset APPLE iPhone 4S. Check out how to accomplish hard reset by hardware keys and iOS settings. As a result your APPLE iPhone 4S will be as new and your Apple A5 APL0498 core will run faster.
A: How to Erase and Factory Reset an iPhone 4S / 4 / 3GS / 3G - How to Use My iPhone Tutorial 3 - video
How Do I Perform A Master Reset On My Apple iPhone 4S? - video
iPhone reset to factory original settings - video
Hard Reset will erase all of your data
All described operations you are doing at your own risk.