Repos tab

P4V version 2020.2 is the first version to provide the Repos tab:

which allows you to view each repo for which you have read permission. See Permissions in Helix Core P4 Command Reference.

The Repo tab's context menu makes it easy to see that repo in the Depot tree:

You can reorder the columns by drag-and-drop, as well as sort the rows of any column (ascending or descending) by clicking its name: