Hiding lines, or rows, in Microsoft Office Excel 2010 is very simple: Right-click the lines and select "Hide." However, expanding the hidden lines in the Excel spreadsheet is not as simple.

How to Eliminate the Lines in Excel. 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 ...

Removing hidden metadata information from a Microsoft Excel spreadsheet is not difficult if you follow the steps laid out here.

You can easily hide and unhide columns in Excel by individually revealing hidden columns or using the "Format" option to unhide all hidden cells.