It seems all you can do is create and delete it based on the selection.

- Jon
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Jon Peltier, Microsoft Excel MVP
Peltier Technical Services
Tutorials and Custom Solutions
http://PeltierTech.com/
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Engin H. wrote:
Hi all
Is it possible to change visibility of Trendlines on a Scatter Graph?
i develop an app in .NET and need to make Trendlines visible or invisible by
user selection.
anybody have any idea to do this work?
Thanks a lot