Most links to v6.0.13950 found online today are often hosted on archival sites or legacy forums. If you have an old license key, you might find support through the Parallels Knowledge Base or by reaching out to their enterprise support team.
: No further patches, security updates, or technical support are provided for this version. Parallels Forums Parallells Workstation removed from webpage? Parallels Workstation Extreme v6.0.13950 download
To use version 6.0.13950 effectively, your hardware must support specific virtualization features: Most links to v6