I have updated v2022.3.906 but spreadsheet had an error,
Uncaught TypeError: this._applyAriaAttributes is not a function
at b.RadColorPicker.initialize
at b.RadColorPicker.endUpdate
at Sys.Component.create
at Array.<anonymous> ...
and same to your demo site.
https://demos.telerik.com/aspnet-ajax/spreadsheet/examples/overview/defaultcs.aspx
How can I fixed it?
Thank you.