Groups
Your password entries are organised into groups that you have defined. You can either tap All Groups, or you may wish to select a particular group.

You can lock the safe manually by either using the back button (labeled Safes) or selecting
.
Clicking Edit allows creation, renaming and deletion of groups.
Tapping
allows you to Change safe password (including saved Touch ID/Face ID password if set).
Note a group can only be deleted if there are no safe entries within it.