Tech Support

Consult your computer and OS manuals for instructions on how to free space on your hard drive, change video drivers or modify the OS setup.

Contact Tech Support

If you still experience problems, please contact Tech Support by phone or email:

McMillan Study Guides, Inc. PO Box 4509
San Luis Obispo, CA 93403
Phone: 800.821.1338 or 805.545.0112 Hours: 9 am – noon, 1 – 4 pm PT, M–F