In Excel, the formula bar is the toolbar at the top of the spreadsheet that lets you enter or view the information in a cell.

To edit an existing formula, you probably make changes in the Formula bar. Recently, I noticed several Excel students reaching for the mouse and clicking the Formula bar to edit formulas.

You worked hard to put that Excel sheet together, now protect it from unintended damage.

Microsoft earlier this week released preview builds of the Mac versions of its Word, Excel, and PowerPoint apps that include support for the Touch Bar on Apple’s new MacBook Pro. You can see ...