How could I remove filetype of onlyoffice?

I disabled and removed onlyoffice, but these filetype still there.
How could I remove these filetype of onlyoffice?
YuQfRyJUGl

Client details:
Android 11
Chrome
Deck 1.5.0
Nextcloud 22.1.1
Samsung phone

Server
Google compute
Ubuntu 20.04
PHP 7.4
MySQL

Those are libreoffice additions, which would be through collabora plug-in.