To change Gridline color in Excel, use Excel Options, apply a custom-colored border to the cells, or apply a custom line color. Full details here.

This article provides step-by-step instructions for color customizing your drop-down list in Microsoft Excel.

In Microsoft Excel, if a cell contains a formula that results in an error, a triangle appears in the top-left corner of the cell. The triangle is an error indicator.

The default active cell format in Microsoft Excel isn't all that easy to see, but you can use this easy-to-implement code solution to change that.

Type in the interval that you want to use for the X-axis labels. The first axis label displays, then Excel skips labels until the number of your interval, and continues on in this pattern.