Installation of Nextcloud on a new Lenovo E15 laptop where the screen scaling defaults to 150%. You can’t see the buttons:
Changing the screen scaling to 125% helps - but that’s not the recommended setting.
You can report that to the developers directly:
might be a bit linked to this one ([Bug]: Visual issues with resolve conflicts dialog · Issue #5846 · nextcloud/desktop · GitHub), even though in your case there is not the problem of too much content.