What is the claimed degradation in perforce for running multiple versions of Windows simultaneously under Virtual PC? I think, unless you have a fair bit of memory already (which means you are running some 64bit version of Windows), you will find a significant performance penalty. Andrew On Sun, April 28, 2013 8:13 am, karl shah-jenner wrote: > >> I have re-installed photoshop 6 now after recovering from the cyber >> attack a few days ago. I cannot afford new software now and Illustrator 8 >> no longer works now I have Windows 7. > > > Virtual PC is free from microsoft here: > http://www.microsoft.com/en-us/download/search.aspx?q=virtual%20pc%20for%2 > 0windows%207 > > > and will allow you to run other versions of Windows - so if you have > XP-only > software, install XP from a CD with a licence you own and reinstall your > software and away you go. I think all versions of windows are supported > so you need not despair, nor spend more money to run software for which > you already own a license > > regards > > k > >