Created attachment 8848706 [details] Steps.pdf User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_4) AppleWebKit/603.1.29 (KHTML, like Gecko) Version/10.1 Safari/603.1.29 Steps to reproduce: 1. Open Firefox from desktop by clicking on the Firefox icon. 2. Enter "https://simpl.info/videoalpha/" In the address bar and hit enter. 3. Right click on the animation of the soccer player and uncheck "Loop" 4. Wait for the animation loop to end and the player to freeze. 5. Right click on the soccer player animation and check "Loop" Actual results: The animation loop does not restart. Expected results: The animation loop should restart.
OS: MacOS 10.12.1 Browser: Firefox 53.0b4 (64-bit)