It's not free4download, but you can buy a copy on adobe.com
The official trial downloads for Adobe CS4 are more difficult to locate now, but can still be found.
You can download it by searching, "Adobe After Effects CS4 Download." After you search it, an option should be, Adobe After Effects CS4 on Adobe.com. Once you select that option you can sign-up on Adobe, and download the free trial.
You cannot download from official Adobe site.
with adobe flash CS4 (also flash movies & flash websites made with this.)
you should ask a dogs but hole.
Flash 8 is the name of a tool to develop Adobe Flash animations, as well as the accompanying player to display them. It has been superseded by Flash Player 10 and Adobe Flash CS4.
Macromedia Flash 2008, latest version of the program is Adobe Flash CS4.
The official trial downloads for Adobe CS4 are harder to find now, but can still be located on Adobe's servers - see the Related Links below:
I don't know how to use cs4 but you could try Ctrl + Enter on your keyboard. It works in Cs3.
no illegal
You can download the Creative Suite CS2, including Flash (creation software), for free from this secured (https) page: helpx.adobe.com/creative-suite/kb/cs2-product-downloads. Put html after the link. You only have to create an Adobe account. ---There is no Flash Professional CS2.
See the Related Links below for the official Adobe After Effects CS4 free trial download you need, plus a solution for your situation.