How to Change Grid Line Colors on a Chart With Microsoft Excel. Grid lines add horizontal and/or vertical lines to your graph that aid in measuring graph values. By default, these grid lines use ...

In Microsoft Excel, to draw attention to a specific marker in a line chart, drop in a thin line, think of it as a marker.

Excel 2016's many new features include six new chart types. Here we cover Histogram, Pareto, and Waterfall, which cover statistical, trend, and other relationships.