How to Reformat a Date in Excel. When you enter a date in one format on a Microsoft Excel worksheet and then want to change the order of the day, month and year, try accessing the Format Cells ...

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.