Adobe officially discontinued the for Windows on April 9, 2019 . While it was historically compatible with Windows 8 (both 32-bit and 64-bit versions), it is no longer available for download from the official Adobe website . Key Facts About Shockwave on Windows 8
It was used to run .dcr files (Director content), which were common for 3D web games and interactive learning tools. Note that this is different from Adobe Flash Player (which used .swf files), though both have been discontinued. Security Warning Adobe Shockwave Player For Windows 8
The player reached its final version (12.3.5.205) in March 2019 and has not received security updates since. Adobe officially discontinued the for Windows on April