Certificate work-around for macOS 10.11 and older

These instructions let you use our browser plugins and VPNGUI app on older macOS versions.

1. Open ~/Applications/Utilities/Keychain Access.app.
2. From the View menu select Show Expired Certificates.
3. On the left sidebar choose System Root.
4. In search bar on the top-right enter DST.
5. Double-click DST Root CA X3.
6. In the pop-up, click the Trust drop-down and set When using this certificate to Always Trust.
7. Close the pop-up and enter your macOS password when prompted.
8. Restart your browser or VPNGUI app.