This dialog appears when you click View > Toolbar > Customize. To make the Designer more convenient to use, you can customize the toolbars in this dialog. See the dialog.
The following are details about options in the dialog:
Available Buttons
Lists all the available buttons that are available to be shown on the toolbars.
Toolbars
Specifies which toolbars you want to show in Designer.
Buttons in Toolbar
Lists all the buttons that are already shown on the toolbars.

Adds the selected buttons in the Available Buttons box into the specified toolbar.

Removes the selected buttons from the specified toolbar.

Removes all the buttons from the specified toolbar.

Adds a new toolbar.

Removes a toolbar that is previously added.
Show Tool Tips on Toolbars
Specifies whether to show the tool tips for the toolbar commands.
Reset
Resets the settings in this dialog to their default settings.
Apply
Applies the settings that you have made in the dialog.
OK
Accepts all changes and closes the dialog.
Cancel
Does not retain any changes and closes the dialog.
Help
Displays this help document.