HTC One User Manual page 315

If you already changed the TalkBack shortcut gestures, check your
TalkBack settings for the appropriate gesture.
3. Press and hold anywhere on the screen.
4. Drag your finger around the screen to explore the options.
To cancel an action, drag your finger to your starting position.
Changing the TalkBack reading speed
The steps below are described using the regular gestures. Use the
corresponding TalkBack gestures if you already have TalkBack
turned on.
1. Go to Settings, and then tap Accessibility.
2. Tap Text-to-speech output > Speech rate.
3. Select a speech rate.
You can test the speech rate by tapping Listen to an example.
Settings and security 315