When using user agent that forces YouTube to display the old YouTube layout, no Stop button appears. For example using add-on https://chrome.google.com/webstore/detail/user-agent-switcher/kchfmpdcejfkipopnolndinkeoipnoia and selecting Windows 7 Firefox 33 there is no Stop button but if we use Linux chrome 81 the button appears. please fix the script such that it appears using any platform/user agent string.
No button, user agents
When using user agent that forces YouTube to display the old YouTube layout, no Stop button appears. For example using add-on https://chrome.google.com/webstore/detail/user-agent-switcher/kchfmpdcejfkipopnolndinkeoipnoia and selecting Windows 7 Firefox 33 there is no Stop button but if we use Linux chrome 81 the button appears. please fix the script such that it appears using any platform/user agent string.