KB44473 - “Legacy System Extension” message shows up on macOS during Pulse Client upgrade or when Pulse Secure Client is in use.

The articles describes a scenario where “Legacy System Extension” message is shown on macOS during Pulse client upgrade or when pulse VPN is in use.

“Legacy System Extension” message as explained in the https://support.apple.com/en-in/HT210999 is displayed on macOS Catalina during Pulse client upgrade or when Pulse Secure Client is in use.



This notice is only applicable to Pulse Desktop Client on macOS and does not affect Windows. 

This issue is fixed in Pulse Desktop macOS client 9.1R9 and above.

Note: There is no workaround.