Download TeamViewer Quick Support
Click to download, then open the file: TeamViewerQS
Mac Users (Monterey, Big Sur, Catalina)
After opening Team Viewer, you may need to:
Click the Apple icon (top right)
Click System Preferences
Click the Security & Privacy icon
Open the Privacy tab
Scroll down to Accessibility
Put a checkmark beside both TeamViewer Host and TeamViewer_Desktop to allow us to properly control the Mac