Customer calls up today saying, “My Microsoft Excel is running really slow and even locks up occasionally!”. She says that she always ends up having to press CTRL+ALT+DEL to end the program.

Office 2003 Solution:
Go to (menu) START > ALL PROGRAMS > MICROSOFT OFFICE > MICROSOFT OFFICE TOOLS > DETECT AND REPAIR

Office 2007 Solution:
Go to (menu) START > ALL PROGRAMS > MICROSOFT OFFICE > MICROSOFT OFFICE TOOLS > MICROSOFT OFFICE DIAGNOSTICS