How to change the Mail Count Display

For example:

• The number of unread emails displayed in round brackets:
  
• The total number of emails displayed in square brackets:
  

To choose which number you want to be displayed, do the following:

   1.   Right-click the folder and select Properties... in the popup menu:

   2.   From the folder's Properties dialog box, you can choose one of the following options:

• Show number of unread items
• Show total number of items

   3.   Click OK.

See also this tip in French: Comment changer l'affichage du nombre de courriers.