: Adobe’s community forums indicate that if you previously purchased a license and still have your serial number , you may sometimes find installer links for existing owners.
Here is why, and—more importantly—what your safe options are moving forward. flash cs4 download
However, Adobe officially pulled all installation files for Creative Suite 4 (CS4) and CS5 from its servers years ago. Even if you have a valid serial number from that era, the download links are dead. Furthermore, Adobe has blocked activation servers for CS4 and older versions. Even if you find the installer, it likely won’t phone home to activate. : Adobe’s community forums indicate that if you
: Sites like OldVersion.com occasionally host older versions of software, though caution is advised regarding security. Key Features of Flash CS4 the download links are dead. Furthermore