Nextcloud version (eg, 20.0.5):
Operating system and version (eg, Ubuntu 20.04):
Apache or nginx version (eg, Apache 2.4.25):
PHP version (eg, 7.4):
The issue you are facing:
It’s not a problem, it’s a question.
[You can set it here, but as far as I can see, you can’t delete it: https://your-instance.tld/settings/admin/theming]