The update includes many fixes and improvements as well as Windows Vista support!
For more detail, please see Adobe Flash Player 9 release notes.
Adobe Flash Player 9.0.28.0 can be downloaded from Abode Flash Player page.
Or direct link
Adobe Flash Player 9 for Intel-based Mac (4097 KB)
Adobe Flash Player 9 for PowerPC-based Mac (1863 KB)
Windows users can install Flash Player 9 from this page
UserAgent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en) AppleWebKit/418.9 (KHTML, like Gecko) Safari/419.3
