PUPUWEB Blog<p>Twitch stream video not working on old Firefox? Enable the has() CSS selector in about:config by toggling layout.css.has-selector.enabled to true—fixes missing video on ESR and older versions instantly! Step-by-step guide inside. <a href="https://mastodon.social/tags/Firefox" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Firefox</span></a> <a href="https://mastodon.social/tags/Twitch" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Twitch</span></a> <a href="https://mastodon.social/tags/BrowserFix" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BrowserFix</span></a> <a href="https://mastodon.social/tags/StreamingTips" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>StreamingTips</span></a></p><p><a href="https://pupuweb.com/is-twitch-stream-video-not-working-on-old-firefox-try-this-simple-fix-for-instant-results/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">pupuweb.com/is-twitch-stream-v</span><span class="invisible">ideo-not-working-on-old-firefox-try-this-simple-fix-for-instant-results/</span></a></p>