How To Turn Off Your Microphone On Chromebook. Next to the volume slider select Audio settings. To turn on your microphone select Got it.

At the bottom right select the time. You may need to change your system preferences to recognize your devices internal microphone. Can connect but Bluetooth keeps dropping.
At the top right of the on-screen keyboard select Speak.
Theres a small icon just beside the volume slider that only appears when there are multiple choices. The answer to this is actually really simple. To delete what you last said select Delete. At the bottom right select the time.
