Explain how to customize the Quick Access Toolbar.

What will be an ideal response?

You can add any button that you use frequently to the Quick Access Toolbar. To do this, click the Customize Quick Access Toolbar button, then click More Commands to open the Quick Access Toolbar tab of the Word Options dialog box. Click any command listed in the Popular Commands list, click Add, then click OK. Another way to add a button to the Quick Access Toolbar is to right-click the button you want to add on the Ribbon, then click Add to Quick Access Toolbar on the shortcut menu. To remove any button from the Quick Access Toolbar, right-click the button, then click Remove from Quick Access Toolbar on the shortcut menu.