Twitch: mute hover preview clips
Keeps the hover-preview clips on channel cards muted so they never surprise you with sound.
Code to copy
// Keep autoplaying hover-preview clips permanently muted
function mutePreviews() {
document.querySelectorAll('video').forEach(function (v) {
if (!v.closest('.persistent-player')) {
v.muted = true;
v.volume = 0;
}
});
}
mutePreviews();
const obs = new MutationObserver(mutePreviews);
obs.observe(document.documentElement, { childList: true, subtree: true });
document.addEventListener('play', mutePreviews, true);How to use this example
- Copy the code with the button above.
- Install JustZix (2 minutes) and open the extension on the target page.
- Add a new rule matching that page.
- Paste the code into the rule's JavaScript panel and save — it runs on every page visit.
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