Thank you for writing.
We do not offer these features in our WinForms chart, currently, the only possible solution would be to manually aggregate the data and reduce the points amount.
Please do not hesitate to contact us with any additional questions or concerns.
Telerik by Progress
Check out the Windows Forms project converter, which aids the conversion process from standard Windows Forms applications written in C# or VB to Telerik UI for WinForms.For more information check out this blog post
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