3D Showcase System Requirements – Help Center
Chrome: Type chrome://settings into the omnibar.Press Enter. Search for hardware acceleration and enable it.; Optional: Go to chrome://flags and enable "WebGL Draft Extensions" and "WebGL 2.0 Prototype". (Not necessary for most users). Safari: In the top menu bar, go to Safari > Preferences > Security; In "Web content" section check the Allow WebGL boxRefresh the page with 3D Showcase.