Nextcloud version (eg, 10.0.2):
Operating system and version :centos 7
Apache or nginx version :nginx 1.12
PHP version :5.6
When I browse a video file, you can play it, but no close button,why?
This is a bug to be fixed with 12.0.1. Please use the site search for questions as this has been covered.
https://help.nextcloud.com/search?context=topic&context_id=18897&q=Close%20button&skip_context=true