At "Using the GUI":
On the left hand side you will see a series of view buttons you can click on:
- Dashboard - main overview
- Configs - examine and create new configurations
- Explorer - view, download and upload files to the cloud storage systems
- Backend - view or alter the backend config
- Log out
Now the web interface of version v1.55.1 displays the following items of the navigation panel:
- Dashboard
- Configs
- Explorer
- Backend
- Mounts
- Log Out
Perhaps the article should be updated.