Select all the relevant cells, and in the Data tab, click the main part of the split "Data Validation" button. Then, click ...

Data validation in Excel lets you restrict what can be entered into a cell, whether whole numbers, decimals, dates, or a certain number of characters. However, one of the most powerful capabilities of ...

Computer programs frustrate users when something that worked before stops working, especially when there is no clear indication as to why. With Excel 2007, Excel 2010 and Excel 2013, the "Custom Views ...