How to factory reset HTC One A9s? How to wipe all data in HTC One A9s? How to bypass screen lock in HTC One A9s? How to restore defaults in HTC One A9s?
The following tutorial shows all method of master reset HTC One A9s. Check out how to accomplish hard reset by hardware keys and Android 6.0 Marshmallow settings. As a result your HTC One A9s will be as new and your MediaTek Helio P10 (MT6755) core will run faster.
Hard Reset will erase all of your data
All described operations you are doing at your own risk.