Telerik UI for WinForms

You can present the content of your treeview instance in a right-to-left direction by setting the RightToLeft property to Yes:

Copy[C#]
this.radTreeView1.RightToLeft = System.Windows.Forms.RightToLeft.Yes;
Copy[VB.NET]
Me.RadTreeView1.RightToLeft = Windows.Forms.RightToLeft.Yes
treeview-localization-rtl 001