Nextcloud collabora centOS 7

hi i have install nextcloud on centOS 7 now i want to integrate collabora online developement edition but when i want to enable it i didn’t find office & text section in application all what appear in application is in image below

Have you installed the two “Apps” for Collabora?

Search “collabora” in settings - apps - menu.


i have installed nextcloud not nextcloud hub when i search for collabora in apps they say that there are no apps found in my version
i have installed the server version from the official website

it was proxy problem i configured it