HTC One M9 - Manual (Page 24)

Get Started 11
Turn Your Phone On
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Press and hold the Power/Lock button ( ) at the right panel of the phone.
You will feel or hear the phone vibrate when it has been turned on. The first time you turn on your
phone, it will search for Sprint service, and begin the setup application.
Turn Your Phone Off
1. Press and hold the Power/Lock button ( ) to open the Power options menu.
Note: When the screen is locked and you press the Power/Lock button it will only turn off the screen
and not the phone. You will need to unlock the screen first before you press and hold the
Power/Lock button to turn the phone off. See
Lock and Unlock Your Screen for details.
2. Tap Power off to turn the phone off.
Restart Your Phone
Restarting the phone will close all running apps and will clear all temporary files in the phone’s
memory. Make sure to save your work before restarting the phone.
1. Press and hold the Power/Lock button for about two seconds.
2. On the Power options menu, tap Restart.