Change the datetime display format for the current page of OneNote

Gem for OneNote add-in provides a feature that modifies the display format of the date and time of the current page of OneNote.
In the following example, the page date format 2025-04-25 is changed to 2025/04/25
 

Current page datetime format is yyyy-MM-dd

We can see that the page date and time are now displayed as: 2025-04-25 19:44

Set the new page date format to yyyy/MM/dd

In Gem for OneNote, click the "Gem" tab -> "New Page on Top" menu -> "Customize New Page Date Format" menu item.
In “Page Date Format” window, change the Date Format to: yyyy/MM/dd
Click OK to save.
 

Change Page Date Time Format

Then, still in “Gem” tab -> “New Page on Top” menu -> click ”Change Page Date Time Format” menu item.
We can see that the date format of the current OneNote page is changed from:
2025-04-25
to
2025/04/25

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