Update: 10-31-12
Important Service Advisory
Upgrading to Windows 8
Parallels Desktop 8 for Mac Customers:
We have completed our testing of the upgrade to Windows 8 process. Be sure that you are using the very latest build of Parallels Desktop 8 before upgrading your virtual machine. To be sure you are on the latest build, go to the Parallels Desktop menu and click Check for Updates.
There are some changes to the Windows upgrade process depending on whether you are upgrading from Windows XP, Windows Vista or Windows 7. We have created a guide that will help you understand what to do and what to expect. We strongly recommend reading this before you upgrade.
http://kb.parallels.com/en/114985
As always, we recommend creating a backup of your virtual machine before you do the upgrade. That way if anything goes wrong or if you want to go back to your older version of Windows, you can delete the new virtual machine and go back to using your original virtual machine.
http://kb.parallels.com/en/8829
Parallels Desktop 7 for Mac Customers:
We are continuing our testing of Windows 8 in Parallels Desktop 7 for Mac and are hoping to have this completed shortly. We suggest that you subscribe to this thread so that you will be notified of any updates we have regarding Windows 8 upgrades.
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Below is critically important information to help you successfully enjoy Windows 8 on your Mac. Please read this entire notice, as it may affect your computer’s performance.
If you are planning on upgrading from an existing Windows OS to Windows 8, we strongly suggest waiting until Parallels has finalized testing the upgrade process. Upgrading now may damage your virtual machine, causing you to lose all your data, files and Windows applications. We’re working hard on completing our testing of the Windows 8 upgrade, and will inform you via in-product notification when you can successfully upgrade to Windows 8. In the meantime, please subscribe to this KB below to be notified of status updates.
If you are planning on performing a full install of any of the Windows 8 versions into a new virtual machine, this should work just fine. KB114973 has the steps to smoothly and effectively add Windows 8 to your Mac. Be sure that you are using the very latest build of Parallels Desktop 8 to create this new virtual machine. To be sure you are on the latest build, go to the Parallels Desktop menu and click Check for Updates.
Update: 10-25-12
Parallels has released an update for Parallels Desktop 8 for Mac. Please make sure you are running the most updated version, 18305.811918. To ensure you have the latest update, click the Parallels Desktop Menu and select "Check for Updates..."
Last edited by a moderator: Nov 1, 2012