How to Show and Hide Gridlines in Excel To show and hide an Excel worksheet's gridlines, check or uncheck the "Gridlines" checkbox in the Show group of the View tab on the ribbon.

When you first install Excel on your business' Mac, gridlines are displayed by default. Whether you've turned them off on purpose or by accident, add gridlines back into your business' worksheets ...

You can change the color of the default gridlines in Excel from the File tab, by selecting Options, Advanced. In the Display options for this worksheet section, click the Gridline color drop-down box ...