Excel may return a serial number instead of a date; because it is stored thus in the backend. Learn how to convert Serial Number to Date.

This article will teach you how to change the date format in Microsoft Excel to have a uniform structure across your spreadsheet.

It's easy to change the date format in Microsoft Excel. You just need to use the "Date" drop-down menu, which gives you plenty of options.

You can change the date & time format in Google Sheets & Excel Online using this guide. Use different date & time formats in spreadsheets.