Rest the Quick Access Toolbar to its original state : Quick Access Toolbar « Introduction « Microsoft Office Excel 2007 Tutorial

1. Microsoft Office Excel 2007 Tutorial
2. Introduction
3. Quick Access Toolbar

Click the Office button. Then click the Excel Option

In the Excel Options dialog box, click Customize, then click Reset

Then click OK.

1.8.Quick Access Toolbar
	1.8.1.	Move the Quick Access Toolbar to another location
	1.8.2.	Rest the Quick Access Toolbar to its original state
	1.8.3.	Add or remove a common button in Quick Access Toolbar
	1.8.4.	Add a Ribbon button or group to Quick Access Toolbar
	1.8.5.	Remove a button or group in Quick Access Toolbar
	1.8.6.	Customize the Quick Access Toolbar