Under Review
Last Updated: 28 Nov 2018 15:43 by ADMIN
Created by: IT
Comments: 14
Category: DropDownList
Type: Feature Request
Check out this idea. It may help solve this issue and help with UI presentation.

Admin edit: A Knowledge Base article that shows how you can achieve this: https://docs.telerik.com/kendo-ui/knowledge-base/disable-multiselect-items