Do not click on random "download now" buttons from third-party websites. Instead:

Do you need to set up (connecting when no one is there)?

TeamViewer needs specific ports open to communicate with its routing servers.

: Open your browser and navigate to the official TeamViewer download page at https://www.teamviewer.com/ .

The local computer and the remote computer must run compatible versions. If the host machine runs a significantly newer version than the guest machine, the connection will drop. Proxy and DNS Issues

Click (or the version matching your system architecture). Installation Choices

Are you trying to connect to a or a home network ? Is this for personal use or business use ?

TeamViewer 120259 uses AES (256-bit) encryption and RSA private/public key exchange, ensuring all sessions are private.

: Enable 2FA on your TeamViewer account profile.

, while Windows 10 users should check their "System Type" in settings before choosing between 32-bit or 64-bit. Step 2: Install for Free Personal Use