BTW: 3.4.2 arrived yesterday: Releases 路 nextcloud/desktop 路 GitHub and also 23.0.1 with these commits:
23.0.1 is not offered via the updater yet, but you can find it here: https://download.nextcloud.com/server/releases/
This one is interesting: Prevent writing invalid mtime 路 nextcloud/server@36bacaa 路 GitHub