To show the total number of items in each folder on the Navigation Pane, please apply the All Folders Show Total Number of Items feature to get it done in bulk quickly.

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Click Kutools Plus > Show Number of Items > All Folders show Total Number of Items. See screenshot:

And now all folders will have the total numbers as displaying in below screenshot. See screenshot:

To show the number of unread items in each folder on the Navigation Pane, the All Folders Show Number of Unread Items feature can achieve with clicks only.

Click Kutools Plus > Show Number of Items > All Folders Show Number of Unread Items. See screenshot:

And then you will have the number of unread items as displaying in below screenshot. See screenshot:

Tip: Both features do not work with search folders.

Tip: In this Video, Kutools tab is added by Kutools for Outlook. If you need it, please click here to have a 60-day free trial without limitation!

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