The BMW Rheingold (now ISTA+) diagnostic system is application software of the ISPI Next network. BMW Rheingold is the replacement of the diagnostic program BMW ISTA/D versions 2.XX.
Homepage:
http://www.bmwtechinfo.com
Download section, see bottom of this page
• O.S.: Windows 7, Windows 8.1, Windows 10
• CPU: Intel/AMD Dual-Core or higher
• RAM: 4 GB of system memory
• Hard Drive: 50 GB of available space
• Required Hardware: BMW ICOM Next
• Optical Drive: DVD-ROM
