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

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.

What’s the difference between a table and a range of columns and rows on an Excel spreadsheet? How do I create and populate tables? And, once a table is created, how do we custom filter, format ...

Use Microsoft Excel's TODAY() function in simple expressions to highlight the current date and past and future dates.

You can use Excel, Microsoft's spreadsheet program, to store, organize, and analyze data in a number of ways.