How to smooth the angles of line chart in Excel?

When you insert a line chart in Excel, generally, the line chart is with angles which may be not beautiful and smooth enough. Now I can tell you a way to smooth the angles of the line chart to satisfy your need in Excel.

Smooth the line graph

Smooth the line graph

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To change the angles of the line to smooth line is very easy, please do as these:

1. Right click the series you need, and select Format Data Series in the context menu. See screenshot:

2. In the Format Data Series dialog, click Line Style in left pane, and check Smoothed line option in right section. See screenshot:

3. Close the dialog. Then you can see the line chart become smooth.

Tip: In Excel 2013, after clicking Format Date Series, go to click Fill & Line tab in the Format Data Series pane, and then go down to check Smoothed line option.

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