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TeamViewer is a popular remote-desktop and support tool that lets you connect to and control remote machines securely. Installing TeamViewer on Ubuntu 25.10 gives you a stable, GUI-based remote-access client suitable for support, administration, and collaboration.
Step 1: Download the TeamViewer .deb package
Download the official TeamViewer Debian package directly from TeamViewer’s download server to get the latest stable release.
wget -O teamviewer_amd64.deb https://download.teamviewer.com/download/linux/teamviewer_amd64.debStep 2: Install the package
Use apt to install the downloaded .deb file (apt resolves dependencies automatically).
sudo apt install ./teamviewer_amd64.deb -yStep 3: Start TeamViewer and accept EULA
Launch TeamViewer from the applications menu or start it from the terminal to accept the license and complete first-time setup.
teamviewerStep 4: Enable Remote Access (optional)
Set up unattended access or access control from the TeamViewer GUI under Extras → Options → Security / Remote Control.
# open TeamViewer GUI (same as previous command)
teamviewerStep 5: Verify Installation and Version
To ensure TeamViewer is properly installed and running on Ubuntu 25.10, verify its installation and check the version to confirm you’re using the latest stable release.
teamviewer --version