Breaking Changes in 12.0.0

Updated on Nov 11, 2025

Chat

The MessageTemplate parameter is renamed to MessageContentTemplate. MessageTemplate is still a valid template, but is used to replace the whole message bubble element.

Filter

The TelerikFilter.ValueChanged event is now deprecated. Use the OnUpdate event instead.

Pager

The TelerikPager.Adaptive parameter is now deprecated. Use the Responsive parameter instead. Parameters in setting tags like GridPagerSettings.Adaptive, TreeListPagerSettings.Adaptive, etc., are renamed to Responsive. For example, GridPagerSettings.Responsive.

ToolBar

The TelerikToolBar.Adaptive parameter is now deprecated. Use the OverflowMode parameter instead.