Message in python console

[FD] 2024-04-02 15:49:30.859 Slicer[707:5598] WARNING: Secure coding is not enabled for restorable state! Enable secure coding by implementing NSApplicationDelegate.applicationSupportsSecureRestorableState: and returning YES.
[Qt] Populating font family aliases took 109 ms. Replace uses of missing font family “.AppleSystemUIFont” with one that exists to avoid this cost.

please explain what to enable in easy language as I’m not able to understand.

As far as I know these are just warnings you can ignore. They should get sorted out in future versions.

My understanding is that via this message Qt toolkit warns application developers that the application startup could be 0.1 second faster. So, yes, it can be ignored. See some more discussion here: