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Add YouTube Premium-like features: ad-blocking, background play, HD/4K default quality, downloader, dark mode, and Premium logo.
// ==UserScript==
// @name YouTube Premium Features (All-in-One)
// @namespace http://tampermonkey.net/
// @version 2.0
// @description Add YouTube Premium-like features: ad-blocking, background play, HD/4K default quality, downloader, dark mode, and Premium logo.
// @author YourName
// @license MIT
// @match *://www.youtube.com/*
// @grant GM_addStyle
// ==/UserScript==
(function() {
'use strict';
// Function: Replace YouTube logo with "Premium" logo
const replaceLogo = () => {
const premiumLogo = `
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" fill="#FF0000" height="30" width="100">
<rect x="0" y="0" width="100" height="100" fill="white" rx="15" />
<text x="10" y="60" font-size="50" fill="red" font-weight="bold">Premium</text>
</svg>
`;
const logoContainer = document.querySelector('#logo-icon-container');
if (logoContainer) {
logoContainer.innerHTML = premiumLogo;
}
};
// Function: Block ads on YouTube
const blockAds = () => {
const adSelectors = [
'.video-ads', // Video ads container
'.ytp-ad-module', // Overlay ads
'.ytp-ad-player-overlay-instream-info', // In-stream ad info
'#masthead-ad', // Banner ads
];
adSelectors.forEach(selector => {
const ads = document.querySelectorAll(selector);
ads.forEach(ad => ad.remove());
});
};
// Function: Enable background playback
const enableBackgroundPlay = () => {
const video = document.querySelector('video');
if (video) {
video.loop = false; // Prevent looping
video.play();
}
};
// Function: Set video quality to HD/4K
const setHDQuality = () => {
const qualityMenu = document.querySelector('button.ytp-settings-button');
if (qualityMenu) {
qualityMenu.click();
setTimeout(() => {
const qualityOptions = document.querySelectorAll('.ytp-quality-menu .ytp-menuitem');
for (const option of qualityOptions) {
if (option.innerText.includes('1080p') || option.innerText.includes('2160p')) {
option.click();
break;
}
}
}, 500);
}
};
// Function: Add a "Download" button
const addDownloadButton = () => {
const videoActions = document.querySelector('.ytd-video-primary-info-renderer #top-level-buttons-computed');
if (videoActions && !document.querySelector('.custom-download-button')) {
const downloadButton = document.createElement('button');
downloadButton.className = 'custom-download-button';
downloadButton.textContent = 'Download';
downloadButton.style.margin = '0 5px';
downloadButton.style.padding = '10px';
downloadButton.style.background = '#FF0000';
downloadButton.style.color = 'white';
downloadButton.style.border = 'none';
downloadButton.style.borderRadius = '4px';
downloadButton.style.cursor = 'pointer';
downloadButton.addEventListener('click', () => {
const videoUrl = window.location.href;
const downloadUrl = `https://example.com/download?url=${encodeURIComponent(videoUrl)}`;
window.open(downloadUrl, '_blank');
});
videoActions.appendChild(downloadButton);
}
};
// Function: Toggle dark mode
const addDarkModeToggle = () => {
const header = document.querySelector('#masthead-container');
if (header && !document.querySelector('.dark-mode-toggle')) {
const toggle = document.createElement('button');
toggle.className = 'dark-mode-toggle';
toggle.textContent = 'Dark Mode';
toggle.style.margin = '0 10px';
toggle.style.padding = '5px 15px';
toggle.style.background = '#000000';
toggle.style.color = '#FFFFFF';
toggle.style.border = 'none';
toggle.style.borderRadius = '4px';
toggle.style.cursor = 'pointer';
toggle.addEventListener('click', () => {
document.body.classList.toggle('dark-mode');
});
header.appendChild(toggle);
}
};
// Add styles for dark mode
GM_addStyle(`
body.dark-mode {
background-color: #181818;
color: #FFFFFF;
}
.custom-download-button:hover {
background: #FF4500;
}
.dark-mode-toggle:hover {
background: #333333;
}
`);
// Run features periodically
setInterval(() => {
replaceLogo();
blockAds();
enableBackgroundPlay();
setHDQuality();
addDownloadButton();
addDarkModeToggle();
}, 2000);
})();