[Shared404]

Perhaps make it an optional setting?

"Enhanced Sandboxing (Warning: This feature is experimental, and may cause issues for some apps.)" or something of the sort.

[vetinari]

It is... you can add/remove any paths you like. The default errs into what users are used to.

See also threads bellow; people complaining that the Signal client can save only into ~/Downloads.

[Shared404]

Makes sense. I use flatpaks only very lightly, I apologize for not checking before opening my mouth :)

[vetinari]

Opening the mouth is fine, nobody has fallen from the sky fully learned about everything ;).

If you learned something that is interesting or useful to you, then great.