Follow the below steps to enable screen-sharing for Chrome on macOS:

  1. Navigate to macOS system preferences: Apple Icon on the top left corner → System Preferences

  2. Select "Security and Privacy" from the available options

  3. Select the "Privacy tab" and in the left bar list, scroll down to the "Screen Recording" menu

  4. If the applications checkboxes are locked for editing you will need to unlock those options by clicking on the lock icon at the bottom left

  5. After entering the correct username and password, check the Google Chrome checkbox

  6. Select "Quit now"

  7. Start Chrome again, access the nunify session, and select share screen.