Applies to: Sophos Home for macOS 10.15.4+
What's happening:
MacOS customers running Catalina MacOS 10.15.4+ will receive the following message:
"Legacy System Extension
Existing software on your system loaded a system extension signed by "Sophos", which will be incompatible with a future version of macOS"
This is related to changes that took place starting with macOS 11 (Big Sur), in which kernel extensions are longer used. More information here: About legacy system extensions.
Please see Support for macOS Big Sur for additional information.
What to do:
No action required other than clicking OK - Current protection is not impacted in any way, and this notification from Apple is just informational.
Please see Support for macOS Big Sur for additional information.
Related information
- Sophos Home - Using beta versions of MacOS
- Nothing happens when clicking the Allow button on macOS High Sierra 10.13
- Installing Sophos Home on Mac computers
- System Extension Blocked appears on new installations on MacOS