As a Customer:
You may revoke Unattended Access from your computer by using the Rescue system tray icon. The icon appears as a blue circle with a white cross in the center. Clicking this icon will give you the option to revoke access to your computer.
As a Technician:
Once connected to the computer assigned to you, choose the Unattended Access tab in your Technician Console. You will then be able to click the Revoke Unattended Access button.
As a Rescue Admin:
Once signed into your Admin Center, choose the Computers tab. Make sure you have selected the technician group you wish to modify from the left pane. Here you can place a check next to the computer you wish to remove and click the Delete button.