VirtualBox is our favorite virtualization program, but usually, it needs to be properly installed with Windows kernel drivers and system services. Portable VirtualBox lets you install VirtualBox on a ...

Most modern computers are powerful enough to run entire operating systems within your main operating systems, which means virtual machines are more commonplace today than ever. Here’s a look at the ...

I just read a press release that indicates that the Distributed Management Task Force (DMTF) has accepted a new format for portable virtual machine files that was submitted by Dell, HP, IBM, Microsoft ...

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 ...