The small tabs at the bottom stay numbers but the pages can have a name.
From the help:
opens a dialog allowing the user to
select the current page
This dialog is also available by left-clicking the current page name shown in the status area.
You can also find in in menu Diagram, Rearrange pages..., right click on the tab page number or Crtl+R or start typing "r" which will open the Menu search.
Linking to another page always uses page numbers like \A1
Spam deleted 2013: 54, 2014: 11, 2015: 3, 2016: 107