Browser based file management is a cancer. :D
So you're not a fan of Konqueror then? XD
Doing some insane Excel wizardry that LibreOffice can't touch yet? I know there's a LO office app for Nextcloud but no idea what state it's in.
It's entirely possible the fumbly awkwardness is a purely innocent competence thing but I usually have conspiracy theories that it's all part of the vendor lock-in ploy.
Funny, I use knoquerer on my unraid box, but I much prefer seeing directories visually with icons and previews :P Particularly for images!