VMware Fusion 6.x and 5.x support OS X 10.8 (Mountain Lion) as both a host and a guest operating system. For more information, see
VMware Fusion homepage.
If you want to use VMware Fusion 4 on OS X Mountain Lion (Mac OS X 10.8), you must update to the most recent version of VMware Fusion 4 available before upgrading your Mac to Mountain Lion.
To check if you are running the latest version of VMware Fusion, launch it and go to VMware Fusion > Check for updates from the menu bar.
Notes:
- Versions of VMware Fusion 4 older than 4.1.3 do not launch on Mountain Lion.
- If you have already updated to Mountain Lion then re install Fusion using the most recent version.
- VMware Fusion 3.x is incompatible with Mountain Lion. It 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 VMware Fusion 3 is no longer being updated for newer versions of Mac OS X.
If you have VMware Fusion 3.x or a version of VMware Fusion 4 older than 4.1.3 and have already upgraded to Mountain Lion, you cannot launch VMware Fusion. If you are using Fusion 3.x, upgrade to Fusion 5.x. If you are using Fusion 4.x, you can upgrade to the most recent version of VMware Fusion 4.x or upgrade to Fusion 5.x or 6.x.
VMware Fusion 3 users can download the trial version of VMware Fusion 5. For more information, see the
Download VMware Fusion Trial page. Alternatively, you can purchase and use VMware Fusion 5. To purchase VMware Fusion 5, visit the
VMware Store.
Note: Always download the most recent version of Fusion 4, 5, or 6. For more information, see
Downloading and installing VMware Fusion (2014097).