Remove Notifications

  1. At the top right, click the three dots More and then Settings.
  2. Under "Privacy and security," click Site settings.
  3. Click Notifications. 
  4. Next to any unfamiliar site, click the three dots More and then click remove.
    Notifications with the puzzle piece icon cannot be removed

Remove Extensions

  1. Click the three dots on the top right  More

    Google customize and control icon

  2. Select More tools from the menu.

  3. Select Extensions from the side menu
    extensions menu chrome

  4. Click Remove under the extension you wish to remove.  It is recommended to remove any extension that is unfamiliar.  Extensions that cannot be removed have been installed by the IT Department.