Hi,
The build-in Date and Time Picker Control was only available in older version of Excel.
For the latest version of Excel, I suggest you try this article and check if you can follow these steps to install the Date and Time Picker Control:
https://learn.microsoft.com/en-us/archive/msdn-technet-forums/e10f77f6-de14-41d9-971f-07e0ddf528e5
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