Anssi Saari wrote:   
   > me@privacy.net writes:   
   >   
   >> I have VirtualBox 6 in usage, however I'd like to install ver. 5   
   >> beside it. I downloaded the program and tried to install it with dpkg,   
   >> which of course complains that a newer version is already   
   >> installed. Is there a way to install an older version parallel to the   
   >> current one so that files of the current version do not get   
   >> overwritten?   
   >   
   > You can at least extract the package to an alternate directory with   
   > dpkg-deb -x. That isn't an installation but you might be able to run old   
   > VirtualBox and doing that won't overwrite the system provided   
   > VirtualBox.   
   >   
   > Another problem is, VirtualBox uses some device drivers e.g. for file   
   > and clipboard sharing between host and guests. I have no idea if those   
   > are in any way compatible between VirtualBox versions and if not, you'll   
   > need to be able to build the drivers manually and manually unload and   
   > load the drivers for the version you're going to need.   
   >   
   > So, it's maybe doable, not sure it's worth the effort. No idea why you'd   
   > want to do this, maybe explain?   
      
   I want to run unsupported systems like Windows 9x that could be   
   installed in ver. 5 but cannot in ver. 6. I hoped someone before   
   me already had this idea and a solution for the problem.   
      
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