You can set up conditional formatting in Excel for dates. We have included detailed examples you can try while reading the guide.

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

Create a custom date format based on one of Excel's standard date templates. For example, set all months to display as two digits by adding another "M" to the month format code.

Static time stamps display today's date or time when you set it, without changing it later. Finally, you can set dates and times manually using the spreadsheet's Date formatting options.

There's a lot going on in these formulaic conditional rules in Microsoft Excel that highlight the smallest and largest values within a period of years.