When installing the Kerio Control VPN client for macOS on Big Sur (11.0), the below error message is seen on the Installation step:
The software to be installed required Mac OS Mountain Lion 10.8 or newer, which is not
available on this computer. Please use an older version of Kerio Control VPN client or
upgrade your Mac.
- Download the Beta version of Kerio Control VPN Client for macOS.
- Install it using the steps outlined in the Configuring Kerio Control VPN Client in macOS article.
Note: There is no public version of the fix available currently. The full support for Big Sur will be available in one of the upcoming releases.