How to configure OpenVPN on Mac OS Big Sur using Tunnelblick?

Step 1: Download Tunnelblick

Step 2: Install TunnelblickTo begin the installation, navigate to your Downloads folder, and double click the Tunnelblick disc image (DMG) file you just downloaded.

Step 3: Double-click on the Tunnelblick icon.

Step 4: Confirm opening. A new dialogue box appears: “Tunnelblick is an application downloaded from the Internet. Are you sure you want to open it?” Click Open.

Step 5: An administrator username and password will be required so Tunnelblick can be secured.

Step 6: Launch the application. A dialogue box will appear: “Installation succeeded. Tunnelblick was successfully installed. Do you wish to launch Tunnelblick now?” Click on Launch.

Step 7: In the new dialogue box. Click on I have configuration files. You can download OpenVPN configuration files here.

Step 8: Choose configuration type new dialogue box Which Type of Configuration Do You Have. Click on Tunnelblick VPN Configuration(s).

Step 10: Click Done.