How to: Add Items to the Toolbox
You can add items to the Toolbox, such as controls, that are located on your computer, a network share, or on the Web.
Adding items installed on your computer or network
Use the Choose Toolbox Items dialog box to add items located on your local computer or on a network share to the Toolbox.
Items are automatically added to the appropriate category on the Toolbox. If the item does not match a pre-existing category, the item appears in General.
To add items from your computer or network
On the Tools menu, click Choose Toolbox Items.
The Open dialog box appears.
In the My Places Bar, select My Computer to browse for items installed on your computer drives.
In Look in, select My Network Places to browse for items located on a network share.
For information about adding controls located on the Web, see How to: Package and Install Custom Controls for the Toolbox.
Choose Toolbox Items Dialog Box (Visual Studio)