The Orca Screen Reader
on Ubuntu is a handy tool that uses various combinations of speech synthesis and braille to help the visually impaired read content on their screens. When enabled, the feature provides access to system's graphical desktop through speech and refreshable braille.
This step-by-step guide will walk you through how to enable or disable the Orca Screen Reader feature
Turn the Orca Screen Reader On or Off
From your Ubuntu desktop, go to System Settings
Select the Seeing
tab and toggle the Screen Reader
If the feature has been enabled by accident, you can disable it by simply switching the option to the Off