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

However, if you paste a differently formatted date, Excel accepts the source formatting. To further complicate the situation, Excel changes the format of the target cell to that of the pasted value!

Conditional formatting highlights key information in a spreadsheet so it’s easy to see at a glance. This beginner’s guide gets you started using conditional formatting.

Excel provides over 16 dozen geometric shapes that you can size and manipulate to your specific needs, plus hundreds of special effects.

When you need to format text in multiple ways in a single cell in Microsoft Excel, then this guide shows you how to do it the easy way.

When you type a seven-or-ten-digit phone number into an Excel cell that uses the phone number format, Excel will automatically change the way the number looks so that it appears as a phone number ...

Open the Excel 2010 file that you want to make format changes to. Select the top-left cell in the range of cells that you want to change to the accounting format.

The default active cell format in Microsoft Excel isn't all that easy to see, but you can use this easy-to-implement code solution to change that.

How to Change a Cell's Number Format to Currency or Accounting First, select the cells, rows, or columns containing the financial values.