How to factory reset HTC First? How to wipe all data in HTC First? How to bypass screen lock in HTC First? How to restore defaults in HTC First?
The following tutorial shows all method of master reset HTC First. Check out how to accomplish hard reset by hardware keys and Android 4.1 Jelly Bean settings. As a result your HTC First will be as new and your Qualcomm Snapdragon 400 MSM8930 core will run faster.
Htc One - How to remove pattern lock by hard reset - video
Hard Reset will erase all of your data
All described operations you are doing at your own risk.