To select more than one item in TreeViewAdv, set the AllowMultiSelect property of the TreeViewAdv to True. When you enable this property, the TreeViewAdv supports multiple selection by using the CTRL or SHIFT keys.
You can achieve the above using the following example.
The following screenshot displays the selection of multiple items.
Figure 1: Selection of multiple items
This page will automatically be redirected to the sign-in page in 10 seconds.