Launch Microsoft Excel. To highlight lines in an existing Excel document, click the "File" tab. Click "Open," browse to the spreadsheet and double-click it. Otherwise, Excel opens a new spreadsheet ...

In Microsoft Excel, borders are lines that form around a cell. In Excel, there are options to add both predefined cell borders and custom cell borders. Open Microsoft Excel. Click on a cell in the ...

An curved arrow pointing right. Every Excel expert knows how to navigate without a mouse and how to format data using keyboard shortcuts. But do you know how to insert a sum without typing the formula ...

Your first view of an Excel spreadsheet is typically a gray column header and a gray row header, with some faintly dotted blue lines throughout the rest of the screen. To emphasize your Excel data, ...