Provide links and screenshots of the issue. I have no issues with live. see screenshot https://www.youtube.com/watch?v=1kgE1obwhW0

Play button doesnt work. Refreshing page also.

Also no issues for me with the Kanał Sportowy live stream. see screenshot https://www.youtube.com/watch?v=gc9jXia93Xg Do you have the same issue with Firefox in [https://support.mozilla.org/en-US/kb/diagnose-firefox-issues-using-troubleshoot-mode#w_how-to-start-firefox-in-4troubleshoot-modesf5safe-modesf Troubleshoot Mode]? What security software are you running? Are you running pro or home version of Windows? If pro, you should have sandbox enabled for testing. https://www.howtogeek.com/399290/how-to-use-windows-10s-new-sandbox-to-safely-test-apps/ Try downloading a different version of Firefox and see if you have the same issue. Remember to install in a different directory than your current install. https://www.mozilla.org/en-US/firefox/channel/desktop/ You can also Refresh Firefox. https://support.mozilla.org/en-US/kb/refresh-firefox-reset-add-ons-and-settings

In troubleshoot mode everything fork fine. After turning it off there is no issue anymore. Thanks for help.