How can I turn TalkBack off while using the phone?

To turn TalkBack off, suspend it first so you can navigate the touch screen normally, and then turn it off in Settings.

1. On the Home screen, draw an "‍L"‍ with your finger to display TalkBack controls.
2. Tap Pause feedback.
3. Tap the OK button, and then double-tap the screen to suspend TalkBack.
4. Go to Settings > Accessibility > TalkBack, and then tap the On/Off switch to turn TalkBack off.