Adding Up/Down Bars to a line chart
Excel
365
If you have a line chart with two different data series, you might want to compare those series at each
point along the horizontal axis. There are two different options for this, available in two locations,
along with the Chart Design tab of the ribbon:


Create a line chart with two different data series, for example:

First way:
To add Up/Down Bars to your chart, select it and then do one of the following:
- Click on the Chart Elements button, select the Up/Down Bars list, then choose
More Options...:
- On the Chart Design tab, in the Chart Layouts group, click the
Add Chart Element drop-down list:
In the Add Chart Element drop-down list, choose the Error Bars list, then click More Error Bars Options...:
Second way:
To add High-Low Lines to your chart, select it and then on the Chart Design tab, in the Chart Layouts group, click the Add Chart Element drop-down list, then choose Lines list:

In the Lines drop-down list, select High-Low Lines.
See also this tip in French: Ajouter de barres Haut / Bas à un graphique en courbes.