Default Resolution - YouTube

Choose the default resolution for YouTube videos!

Verze ze dne 24. 06. 2025. Zobrazit nejnovější verzi.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         Default Resolution - YouTube
// @namespace    https://greasyfork.org/en/users/670188-hacker09?sort=daily_installs
// @version      2
// @description  Choose the default resolution for YouTube videos!
// @author       hacker09
// @match        https://m.youtube.com/watch?v=*
// @match        https://www.youtube.com/embed/*
// @match        https://www.youtube.com/watch?v=*
// @icon         https://www.youtube.com/s/desktop/03f86491/img/favicon.ico
// @run-at       document-end
// @grant        GM_getValue
// @grant        GM_setValue
// ==/UserScript==

setTimeout(() => {
  'use strict';
  if (GM_getValue('Default_Desktop_Resolution') === undefined) //If the Default_Resolution wasn't set yet
  { //Starts the if condition
    GM_setValue('Default_Desktop_Resolution', 'hd1080'); //Save the Default YT Desktop Resolution as 1080p
    GM_setValue('Default_Mobile_Resolution', 'tiny'); //Save the Default YT Mobile Resolution as 144p
  } //Finishes the if condition

  document.querySelector(".html5-main-video").addEventListener("play", (ev) => {
    ev.target.closest('#movie_player').setPlaybackQualityRange((navigator.userAgentData.mobile === true) ? GM_getValue('Default_Mobile_Resolution') : (ev.target.closest('#movie_player').getAvailableQualityLevels().includes(GM_getValue('Default_Desktop_Resolution')) === true) ? GM_getValue('Default_Desktop_Resolution') : ev.target.closest('#movie_player').getAvailableQualityLevels()[0]); //If the user is on mobile, use the default mobile resolution, otherwise if the default desktop resolution exists use it, or if it doesn't exist then use the highest resolution available
  }, { once: true });
}, 800);