VMware Fusion 4.1.3 works with OS X Mountain Lion made generally available today. We’ve been fielding a number of questions from current users about using VMware Fusion with Mountain Lion and have compiled the answers to common questions below. You’re also welcome to leave additional questions in the comments below.
Does VMware Fusion 4 work with Mountain Lion?
Yes, the latest version of VMware Fusion 4, version 4.1.3 works with Mountain Lion and is signed with our Developer ID. This makes VMware Fusion 4.1.3 compatible with Gatekeeper, a feature enabled by default in Mountain Lion.
What should I do before upgrading to Mountain Lion?
Ensure your copy of VMware Fusion 4 is up-to-date using VMware Fusion > Check for Updates. VMware Fusion 4.1.3 is the latest available version at the time of writing.
I upgraded to Mountain Lion and now VMware Fusion 4 won’t start. What happened?
Mountain Lion appears to detect some older versions of VMware Fusion 4 and prevent them from launching. To resolve this issue, login to http://my.vmware.com/ (free product registration required) and download VMware Fusion 4.1.3. It can be found under “Products & Downloads > All Downloads > VMware Fusion”
Does VMware Fusion 3 work with Mountain Lion?
No. VMware Fusion 3 was released in October 2009 and was optimized for Mac OS X Leopard and Snow Leopard. VMware Fusion 3 is no longer being updated for newer versions of Mac OS. Customers wishing to run VMware Fusion on Mountain Lion should use VMware Fusion 4. A free 30-day trial is available for current VMware Fusion 3 users. The trial can be found here: http://www.vmware.com/go/tryfusion
You'll be pleased to know that if you purchase VMware Fusion 4 from July 25th through September 30th 2012, you are eligible for a complimentary upgrade to the next version of VMware Fusion. For more info click here.