How to Display All Help Topics for Excel

Microsoft Office Website
1. Navigate to the Microsoft Office support website.
2. Locate and click 'Excel' in the list of applications under the 'Current Product Help' box.
3. Click 'All Categories' at the end of the list of Excel 2010 help topics.
Embedded Office Help
4. Launch a Microsoft Excel window. Click 'File.'
5. Click 'Help.'
6. Click 'Microsoft Office Help' to launch the Excel help menu.