Released in late 2013 and maturing in early 2014, Flash Player 12 introduced several important features to improve deployment, compatibility, and performance:

Content is preserved using WebAssembly (Ruffle) or enterprise environments (HARMAN).

Unlike the NPAPI (Firefox, Safari) or PPAPI (Chrome) variants, the ActiveX control had deeper system integration:

For all its features, Flash Player had a well-documented history of severe security issues. Specific vulnerabilities in the ActiveX control allowed attackers to execute arbitrary code on a user's machine or cause a denial-of-service (memory corruption) via crafted SWF files.

Adobe Flash Player 12 ActiveX introduced several notable features that enhanced the user experience:

Adobe Flash Player 12 ActiveX represents a specific era in the software's history, marked by both critical security updates and significant technical challenges as the web began shifting toward HTML5. Released around 2014, version 12 was designed specifically for Internet Explorer on Windows systems. 1. The Role of ActiveX in Flash 12

Exact filename example: install_flash_player_12_active_x.exe or flashplayer12_ax.exe

Targeted updates for Windows 7 and the then-recent Windows 8/8.1 environments, ensuring smooth background updates and rendering continuity.

Adobe Flash Player 12 ActiveX was a specific version of Adobe’s browser plugin released in early 2014, designed specifically for Internet Explorer on Windows. As an ActiveX control, it allowed the browser to play interactive content, such as videos and games, directly within the web page. Windows Noob Key Technical Details

Again, unless you are running a specific legacy system isolated from modern malware threats, proceeding with this installation is ill-advised.

Better integration with Windows 8 and Windows 8.1, including support for the touch-optimized versions of Internet Explorer 11. Technical Architecture and How It Worked