On March 31, 2007, X-Rite released a new Vista compatible version of Monaco Profiler - version 4.8.3. This is a free upgrade for all users who currently have version 4.7 or higher. You may download the new version from the following link: http://www.xrite.com/product_overview.aspx?Industry=1&Segment=12&ID=583&Action=Support&SoftwareID=638 Note: Supports 32-bit version ONLY.