How to factory reset ALCATEL OT-S621? How to wipe all data in ALCATEL OT-S621? How to bypass screen lock in ALCATEL OT-S621? How to restore defaults in ALCATEL OT-S621?
The following tutorial shows all method of master reset ALCATEL OT-S621. Check out how to accomplish hard reset by hardware keys and Vendor settings. As a result your ALCATEL OT-S621 will be as new and your core will run faster.
Hard Reset will erase all of your data
All described operations you are doing at your own risk.