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Insert Symbol Dialog
Updated on Sep 15, 2025
This dialog allows you to insert special symbols at the cursor position in the document.

The dialog can be opened from the Symbol button in the Insert tab of the RadRichTextBoxRibbonUI.

Showing the Dialog Manually
The dialog can be shown by executing the ShowInsertSymbolWindowCommand. See how to bind the command to an external button in the Commands article.
Executing the show dialog command
C#
this.richTextBox.Commands.ShowInsertSymbolWindowCommand.Execute(null);
Alternatively, call the ShowInsertSymbolWindow method of RadRichTextBox.
Using the show dialog method
C#
this.richTextBox.ShowInsertSymbolWindow();