This script blocks YouTube's animated thumbnail hover previews (animated WebP & video), while preserving progress bars, play buttons, and static thumbnails.
Works across the entire site: Home, Subscriptions, Watch, Search, Channel pages, and more.
Save bandwidth, reduce distractions, and enjoy a smoother YouTube experience
No login required — works instantly, no configuration needed
No permissions — Runs at document-start stage
📢 What's New (v1.1.8)
- Added Odia (
or) language support to metadata
- Refined
@description:xx translations across multiple languages
- Improved multilingual metadata for better clarity and consistency
⚙️ Key Features:
- Completely blocks all animated previews (thumbnail hover, channel trailers, GIFs in posts, etc.)
- Automatically pauses and mutes hidden preview videos (
an_webp, avif, etc.)
- 100% coverage (powered by
MutationObserver), while preserving red progress bars
📥 Installation:
- First time? Install Tampermonkey / Violentmonkey / Greasemonkey
Click Install this script → Force refresh YouTube (Ctrl + F5 / Ctrl + Shift + R)
- Tip: On Safari / macOS, use Violentmonkey (Tampermonkey also works but requires extra setup)
⚠️ Notes:
- Brave users: If you encounter “An error occurred. Please try again later (Playback ID)” while switching Theater Mode ↔ Fullscreen Mode,
→ disable Shields for youtube.com or use a different userscript manager (Violentmonkey / Tampermonkey recommended)
- Hovering may still add videos to watch history (due to YouTube server-side changes in late 2024)
→ For full control, pause watch history
- Enable Developer Mode and Allow User Scripts (if available), otherwise the script may not run
💬 Feedback:
- Feel free to report issues, suggest features, or submit bug reports!
此脚本可屏蔽 YouTube 鼠标悬停时的动态缩略图预览(动画 WebP 和视频),同时完整保留进度条、播放按钮和静态缩略图。
全站生效:首页、订阅页、观看页、搜索页、频道页等均覆盖。
节省流量,减少干扰,畅快浏览 YouTube
无需登录 — 安装即用,无需任何设置
零权限 — 在 document-start 阶段运行
📢 更新内容 (v1.1.8)
- 元数据新增奥迪亚语(
or)语言支持
- 优化多个语言的
@description:xx 翻译内容
- 改进多语言元数据以提升清晰度与一致性
⚙️ 核心功能:
- 彻底屏蔽所有动态预览(缩略图悬停、频道预告片、帖子中的 GIF 等)
- 自动暂停并静音隐藏的预览视频(
an_webp、avif 等格式)
- 100% 覆盖(基于
MutationObserver 实现),红色进度条完美保留
📥 安装方法:
⚠️ 注意事项:
- Brave 用户: 如果在切换 影院模式 ↔ 全屏模式 时出现
“发生错误,请稍后再试(播放 ID)”
→ 请尝试禁用 youtube.com 的 Shields,或更换用户脚本管理器(推荐 Violentmonkey / Tampermonkey)
- 悬停可能仍会将视频添加到观看历史记录(由于 YouTube 服务器端的变更,2024 年末)
→ 如需完全控制,请暂停观看历史记录
- 请在扩展中启用 开发者模式 和 允许用户脚本(如有该选项),否则脚本可能无法运行
💬 反馈:
🖼️✨ Demo / 效果展示
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- Autoplay preview thumbnails are fully blocked — all videos remain static, with the cursor visible.
- 自动播放预览缩略图已完全屏蔽 — 所有视频保持静态,鼠标指针可见。