To apply data validation rules to a selected cell or range, head to the "Data" tab on the ribbon, and click the top half of the "Data Validation" icon if you're using a wide screen, or the left half ...

You can combine two columns in Excel using several formulas and tools available in the software. Here's how to combine two ...

You can easily create a drop-down list in Excel to limit the values that can be entered in a column. Here's how to set one up ...