Use the Accessibility Keyboard on Mac
The Accessibility Keyboard is an onscreen keyboard that lets you use your Mac without a physical keyboard. It will let you type by tapping the keys on your touch screen. Note that you need to install a driver to use Touch functionality on Mac devices.
Turn the Accessibility Keyboard on or off
Turn it on: On your Mac, choose Apple menu > System Preferences, click Accessibility , click Keyboard, click Viewer, then select Enable Accessibility Keyboard.
You can also turn on the Accessibility Keyboard by clicking the Input menu in the menu bar, then choosing Show Keyboard Viewer. (The Input menu is identified in the menu bar by the Show Emoji & Symbols icon or, if you set up input sources, a flag.)
Turn it off: In the top-left corner of the Accessibility keyboard on your Mac, click the Close button . Or in Keyboard preferences, click Viewer, then deselect Enable Accessibility Keyboard.
Information above is applying to macOS 12 (Monterey). For additional information or instructions on other OS versions please visit their support site
macOS and Mac including the apple logo and icons are registered trademarks of Apple Inc and are only used for instructional purposes.