HTC One A9

How to enter HTC One A9 Recovery Mode, BootLoader mode, FastBoot Mode and Hard Reset.

Recovery Mode and BootLoader Mode HTC One A9

1. Turn off the device
2. Press and hold Volume Down key + Power Key about 10 seconds
3. Release all key when you see BootLoader Mode
4. Scrolling RECOVERY with Volume key then press Power key to confirm
5. Now you are in Android System Recovery mode
6. Use Volume key to scroll and Power key to confirm

FastBoot Mode

1. Turn off the device
2. Press and hold Volume Down key + Power Key about 10 seconds
3. Release all key when you see BootLoader Mode
4. Scrolling FASTBOOT with Volume key then press Power key to confirm
5. Now

Hard reset HTC One A9 using External Hardware keys

1. Turn off the device
2. Press and hold Volume Down key + Power Key about 10 seconds
3. Release all key when you see BootLoader Mode
4. Scrolling FACTORY RESET with Volume key then press Power key to confirm
5. Done!

Hard reset using Settings Menu

1. Turn on the device
2. Select Apps
3. Select Settings
4. Select Backup and reset
5. Select Factory data reset
6. Select Reset device
7. Select Erase Everything
8. Select Ok

Warning! If you perform a hard reset, make sure to back up important data. The data can not be recovered after perform a hard reset.  If you forgot your unlock pattern, It will remove your forgotten pattern unlock.