Hi all,
as you all know Microsoft is ending support of Windows XP soon:
http://www.microsoft.com/en-us/windows/enterprise/endofsupport.aspx
So after April 8, 2014, Quark will also stop supporting QuarkXPress on Windows XP.
To see which version of QuarkXPress is supported on which platform, please either consult the knowledge base or see this post:
http://forums.quark.com/t/18998.aspx
Regards
Matthias