v5.0 [Jan 13, 2010]
Enhanced protection against viruses infecting product or attempting to alter product or the documents it creates.
Supports for Windows 7 and Windows 2008 R2 both 32-bit and 64-bit editions
New image downsampling options allow you to create smaller PDF files
Increased performance to display preview window faster; no more waiting for the file to print
Supports the upcoming release of Microsoft® Office 2010, both 32-bit and 64-bit versions
Supports Internet Explorer 7 and 8 including protected mode, both 32-bit and 64-bit versions
Added support for RAW mode printing from applications such as Quicken® and QuarkXPress®
Ability to handle large files that failed in prior 4.0, 3.0 or 2.0 releases
v4.0 [Mar 6, 2008]
New Version includes full support for "Windows Vista", both 32-bit and 64-bit editions and support for 64-bit Windows XP. Increased support for Word 2007.
