Authored by: Support.com Tech Pro Team
How to Add date and time fields to a form in Adobe's Acrobat Reader
While you are preparing the form in Acrobat DC, click the Date field icon in the toolbar, and then click the location in the document where you want to place the field.
To specify the time along with the date, double-click the Date field to open the Properties window. In the Format tab, choose the date and time format, and click Close.