HTC One E8 - Manual (Page 28)

Basics
Onscreen navigation buttons
HTC One (E8) has onscreen navigation buttons at the bottom of the screen which
rotate when you change the orientation.
Goes to the previous screen.
Goes to the home screen.
Shows thumbnails of the most recently used apps.
Swipe up from any of the navigation buttons to access Google search.
Sleep mode
Sleep mode saves battery power by putting HTC One (E8) into a low power state
while the display is off. It also stops accidental button presses when HTC One (E8) is
in your bag.
Switching to Sleep mode
To turn off the display and switch to Sleep mode, you briefly press the POWER
button.
HTC One (E8) also automatically goes into Sleep mode when it’s left idle for a while.
You can change the time before HTC One (E8) sleeps by setting the screen timeout.
For details, see
Setting when to turn off the screen on page 169.
Waking up from Sleep mode
Press the POWER button.
Unlocking the screen
§ Swipe up to unlock the screen, swipe right to go directly to HTC BlinkFeed, or
swipe left to go to the Home widget panel.
§ You can also press and hold the lock icon, and then drag it up, right, or left.
If you've set up a screen lock, you'll be asked to provide your credentials before
HTC One (E8) unlocks.
28 Your first week with your new phone