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 ...

Combine an Excel custom format with data validation and remove the pressure for input perfection from personnel by letting Excel do the work.

How to Increment a Number in Excel. Product IDs, serial numbers and other reference numbers require a unique identifier to avoid confusion when referencing a product or specific data point.

How do I change a number into a date format in Excel? Microsoft Excel has a feature that allows you to convert a number into a date, which is quite simple to do.

When you open an Excel spreadsheet, by default the columns are indexed by letters. However if you'd like to change the format and have the index in numbers, follow the step-by-step guide below.

When you use Excel's Chart Wizard to create a chart, by default the chart takes on the number formats used in the worksheet that includes the charted data. Mary Ann Richardson shows you a way to ...