Tooth Atlas Patches
If you purchased a version 6 Tooth Atlas disc, download the patch that will update you to version 6.3
Version 6 disc --> Version 6.3
If you purchased a version 6.3 Tooth Atlas disc, download the patch that will update you to version 6.4. Note that, if you purchased a version 6 disc and have already updated to version 6.3, you can NOT further update to version 6.4.