Have your license number ready:

The patch will de-activate your Tooth Atlas, but you will be able to re-register using your original license number (which you probably got off the back of your CD case). If you can't find your license number, contact support@ehuman.com

Clear your caches:

Clear your browser's cache on all platforms / browsers

Clear your Java cache on PC or Mac

If, upon opening a PDF in your Tooth Atlas (e.g. the Dental Embryology PDF), Adobe Reader shows a blank error message and then fails to display, you should set Adobe Reader to open PDFs outside of the browser. To do so:

• open Adobe Reader
• from the Edit menu, select Preferences
• choose the Internet category
• uncheck Display PDF in browser

If you get an error message about OpenGL when launching the Tooth Atlas, you may need to update your OpenGL drivers: