X: mute every timeline video
Toolbar action that mutes every video currently visible on the X timeline with one click.
Code to copy
// X (Twitter): toolbar action to mute every video on the timeline at once.
(function () {
var vids = document.querySelectorAll('video');
if (!vids.length) { alert('No videos found on this timeline.'); return; }
var count = 0;
vids.forEach(function (v) {
try { v.muted = true; v.defaultMuted = true; count++; } catch (e) {}
});
alert('Muted ' + count + ' video(s) on the timeline.');
})();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.
- Enable the action panel, add a button in the Actions tab and paste the code into it — run it with one click.
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