It is the first thing you need to fix the issue as stated above. For that, you need to run the virtual machine showing the error and go to the Devices > Install Guest ...

Running multiple operating systems side-by-side gives you the chance to test applications, run platform-specific software, and tons more without ever rebooting. It's also extremely cool. Here's how to ...

Tech thinker Anil Dash gets "uncharacteristically nerdy" and breaks down the process he used to install Windows 7 in Boot Camp—and then get access to it from OS X, without rebooting, using the free ...

Want to test out Windows 10 Technical Preview, but don’t want to take a chance it’ll kill your PC? Your best bet is to install it as a virtual machine using ...

You'll need "Openstep-4.2-Intel-User.iso" and "Openstep-4.2-Intel-Developer.iso" from the usual places. A boot floppy in which the extension ".floppyimage" has been changed to ".img" so it can be ...

Microsoft released a developer preview of Windows 8 last night and surprisingly made it available for general public too. Though this brand new OS is half-baked and is meant to be used by developers ...

Late on Friday, December 13, Valve released the first public version of SteamOS. As you would expect, SteamOS is currently very rough around the edges -- it is essentially just a version of Debian 7.1 ...

I need to virtualise an install of Snow Leopard on my Intel-based iMac in order to continue to use an accounting app that isn't being updated anymore. I've set up a fair number of VMs so have a good ...