How to factory reset TELSDA T638? How to wipe all data in TELSDA T638? How to bypass screen lock in TELSDA T638? How to restore defaults in TELSDA T638?
The following tutorial shows all method of master reset TELSDA T638. Check out how to accomplish hard reset by hardware keys and Vendor settings. As a result your TELSDA T638 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.