In our app, you can delete files of each photo, video, and file tab.
1. Select files and then click More button(3 dots icon) in Send box on the bottom.
2. Tap 'Delete' button.
* The files in the Photos and Videos tabs are kept in the 'Recently Deleted' section of the Photos app(iOS native app) for 30 days and then deleted.
* Please note that once you delete a file on the Files tab, you can not retrieve it.