To Turn off TalkBack
Tap the switch. You will see a green outline. Double tap the switch.
On the confirmation message, tap "OK". Then double-tap OK.
Accessibility Menu
The accessibility menu provides a large on-screen menu to control your
phone. You can control gestures, hardware buttons, navigation, and
more.
Turn on Accessibility Menu
Go to [Settings] > [Additional Settings] > [Accessibility] > [Accessibility
Menu].
Tap the Accessibility button on the bottom of your screen to use this
feature.
Turn off Accessibility Menu
Go to [Settings] > [Additional Settings] > [Accessibility] > [Accessibility
Menu].
Note
: Press and hold the Accessibility button on the bottom of your
screen to switch between Accessibility Menu and Select to Speak.