Can not find Deleted Files button in Owncloud 9

Server
1

I'm running Owncloud 9.1.1.
When i go to the web interface i don't see the Deleted Files button. Where can i find my thrashed files?

Edit: never mind, the deleted files app was not active.....

2

Solved by the initial poster himself.

Please not to use the current version of a branch (branch 9.1): https://owncloud.org/changelog/#latest9.1