How to factory reset APPLE iPhone 3GS? How to wipe all data in APPLE iPhone 3GS? How to bypass screen lock in APPLE iPhone 3GS? How to restore defaults in APPLE iPhone 3GS?
The following tutorial shows all method of master reset APPLE iPhone 3GS. Check out how to accomplish hard reset by hardware keys and iOS settings. As a result your APPLE iPhone 3GS will be as new and your Samsung S5PC100 core will run faster.
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Hard Reset will erase all of your data
All described operations you are doing at your own risk.