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

How to Automatically Insert the Date Onto a Spreadsheet. Microsoft Office Excel offers many tools and processes for automating actions in spreadsheets.

Learn how to highlight dates before today and a specific date with and without using the Today() function in Microsoft Excel.

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

In Microsoft Excel, you don’t need an expression to calculate someone’s age – use Power Query to simplify the process.