Excel grays out menu commands for unavailable features or functions. To unlock the grayed-out menus, first review the most common causes, then take the steps necessary make the menu active. By default ...

Stop manually inserting rows and columns—use Excel's "secret" right-click-drag menu to move, swap, and convert data instantly ...

There's a ghost in your Excel spreadsheet. It's that invisible text box you keep accidentally clicking, or the chart that ...

One of the things I don’t like about Excel 2008 is that setting zoom levels is a bit more complex than it need be. If you use Excel’s View -> Zoom menu, this opens a new window, from which you then ...

Microsoft’s updated spreadsheet tool isn’t getting a lot of new, whiz-bang features, but it is becoming more functional. That’s something both new and experienced users will enjoy—especially a new ...

An curved arrow pointing right. Data validation in Excel allows you to create drop-down menus right inside individual cells. You can also restrict the types of values entered into different cells.