This option is available on devices using Android 8.0 or later.
Some accessibility tools display an accessibility button in the navigation bar: You can tap this button to turn on the accessibility tool that's associated with the button.
Tips for using the accessibility button:
- The accessibility button only appears in the navigation bar after you turn on certain accessibility tools, such as Select to Speak, Magnification, Accessibility Menu, or any other accessibility service that uses the button. The accessibility button is next to the overview button .
- If you've turned on more than one accessibility service that uses the button, the button defaults to the service you used most recently. To switch between services, touch and hold the button.
Android developers: Learn how to use the Accessibility button in your accessibility service.