If you must run legacy Flash content (.swf files) on a Windows Server environment, use these modern emulators or open-source alternatives: Issue Updating Flash Player on Windows Server 2012 R2
Adobe Flash Player reached its official on December 31, 2020. Adobe no longer provides downloads for any version of Flash Player, including the 64-bit installer for Windows Server 2012 R2. Furthermore, Adobe began blocking Flash content from running in the player on January 12, 2021. Status on Windows Server 2012 R2 If you must run legacy Flash content (
: To use Flash on this OS, administrators typically had to install the Desktop Experience feature via Server Manager. Status on Windows Server 2012 R2 : To
In Windows Server 2012 R2, Adobe Flash Player was never a standalone downloadable application in the traditional sense; instead, it was within Internet Explorer. including Windows Server 2012 R2 .
: Adobe and Microsoft strongly recommend not using Flash Player because it no longer receives critical security patches, making your server highly vulnerable to malware. Recommended Alternatives
: Microsoft released update KB4577586 specifically to permanently remove the embedded Flash Player from supported versions of Windows, including Windows Server 2012 R2 .