Hi Yordan,
Greetings from Syncfusion.
We have ensured your reported scenario in latest version
20.4.0.49. Chart series legend is hidden properly when its visibility is false.
We have attached the tested sample and screenshot.
<SfChart>
<ChartLegendSettings Visible="false"></ChartLegendSettings>
</SfChart>
|

Sample : https://www.syncfusion.com/downloads/support/directtrac/general/ze/LegVisibility-794319669.zip
Since we are unable to replicate an issue from our end, we
request you to share the following information which will be helpful for
further analysis and provide you the solution sooner.
- Try to reproduce the
reported scenario in above sample.
- Please share your sample
(or) code snippet with full configurations.
- Share the details if you
have done any other customization in your sample.
- Share your datasource
file.
- Share your NuGet package
version.
Kindly revert us if you have any concerns.
Regards,
Durga Gopalakrishnan.