This article applies to all TeamViewer (Classic) users.
To install TeamViewer (Classic) on an Ubuntu system, follow these steps:
1. Download the TeamViewer (Classic) DEB package:
https://www.teamviewer.com/en/download/linux/.
2. Open the teamviewer_xx.x.yyyy_amd64.deb file with a double click.
3. Click on the Install button.
4. Enter the administrative password.
5. Click on the Authenticate button.
6. TeamViewer (Classic) is installed on your Ubuntu system and can be started from the menu.