If you are switching from VirtualBox to Parallels desktop 9 on Mac OS X, then there is a built-in tool with Parallels which will help the migration process of virtual machines from VirtualBox to Parallels. You do not need to run any third party conversion tools or terminal commands to convert VDI to HDD. This guide shows you how to convert VirtualBox VDI to Parallels 9 HDD in Mac OS X.
Without any doubts, Parallels desktop 9 for Mac is a great desktop virtualization software to run virtual machines including Windows 7, Windows 8 and 8.1 inside Mac OS X than any other similar applications. It’s having few great tools will help to run Windows programs and Mac Apps simultaneously.
To convert VirtualBox VDI to Parallels 9 HDD, open the app, but do not start any virtual machines.
Click on File , select New Virtual Machine and open ‘Add Existing Virtual Machine’ as shown below.
Now browse the VirtualBox virtual machine folder. In this example I tried to convert an existing Windows 8.1 virtual machine on VirtualBox to Parallels 9 on Mac OS X 10.9. Select the VBOX extension.
During the conversion process, virtual machine needs to be switched on for Parallels hardware configuration, extra tools installation and to complete the upgrade.Click Yes to continue, everything will be done automatically.
The VirtualBox virtual machine you are converting should be powered off (shutdown) even not in saved state before starting the conversion process.
Mostly the process will be succeeded and the VirtualBox virtual machine VDI will be converted to Parallels HDD in Mac. You can straightaway switch on the converted virtual machine in Parallels 9. Hope this guide would be helpful.