Here is an article found on Adobe website:
http://kb2.adobe.com/cps/401/kb401730.htmlIt is upgraded on 2009-11-12. As Windows 7 is not listed, it may not support Windows 7.
For further information you should contact Adobe.
In addition, a customer mentioned it can be installed on Windows 7 but PDF printer will not work. See
here.
As mentioned Acrobat 9.0 will work in Windows 7.