On the Top App Bar, click your avatar, and then click Project home.
The current project, if any is displayed at the top of the Navigation pane.
To choose a different
project, click the down arrow ()
and then click a project from the list.
Now you can click Translate or
Community Checking
to choose a book or use other commands
(depending on role).
If the project you want is not connected, contact your project's administrator.