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

In Excel, you can apply direct formatting to cells' values or backgrounds to make the spreadsheet easier to read. However, when an Excel formula returns a set of values—known as a spilled array ...

Susan Harkins shows you how to format and unlock input cells in Excel at the same time by assigning a modified style.

Similarly, it's easy to forget to type the currency symbol when you're focusing on the numbers that follow, so using Excel's built-in number format converter is the way forward.

Slicers provide an intuitive, user-friendly interface for filtering data in a spreadsheet. Here’s how to create slicers, format them, and use them to filter data in Excel.

To create data bars in Excel, select your cells and then choose data bars from Conditional Formatting.