Download Turn Off the Lights Atlas extension
Install the Turn Off the Lights Atlas extension! With one click on the lamp button it dims the page and highlight it automatically the video player.
Watch how to install the "Turn Off the Lights for Atlas"
What is Atlas web browser?
Atlas is a new web browser developed by OpenAI, released on macOS (with Windows, iOS and Android versions coming) on October 21, 2025. It is built on the Chromium engine (the same underlying open-source engine many browsers use). The key idea: integrate the chatbot ChatGPT deeply into your browsing experience so you can chat with a page, ask for summaries, analyze content, and even ask it to take actions. Atlas is the AI browser from OpenAI.
Experience the Useful Ultimate Tool in your Atlas
With more than 2 million users use the Turn Off the Lights extension daily in his Atlas web browser. And have an amazing customer satisfaction rating score from 4.7 on 5 stars. It is the first and number #1 YouTube extension since the first public release on 15 December 2009. It includes many powerful features and video edge technology that no other Atlas extension has, and where you can get the best web experience. Such as the glow effects around the video player, video filters, video screenshot taker, mouse volume scroll on HTML5 videos, Night Mode, etc. And it is completely free and open-source. It is beautiful, useful, and an amazing ultimate tool ever. And personalize it to your personal Atlas Dark Mode on all websites. You see why there is no better version online to get that overwhelmed experience from the Chrome Web Store. It is the best YouTube extension and beyond for all the videos on the internet. what are you waiting for it? Get the Atlas extension now in your Atlas web browser!
- Go the Chrome Web Store and open Turn Off the Lights page
- Click on the blue Add to Atlas button to install the Atlas extension in your web browser
- Open now a YouTube video, and with a single click on the gray lamp button it dims the web page and highlights the video player
To learn more about extension features you can check out our Turn Off the Lights Welcome Guide or the YouTube tutorials videos. So you can discover and experience the new features that make your web experience more enjoyable. And if you ever experience an issue or you need help. Do not hesitate to contact us on this Support page.
Atlas extension FAQ
🧩 Is Turn Off the Lights a Free Atlas extension?
Yes, the Turn Off the Lights is a free and open-source Atlas extension for your Atlas web browser. And it a gray lamp button in your web browser. So you can dim the current web page, and highlight the video player if it is available on this web page.
🛡 Do you inject ads on all websites when I install this Atlas extension?
No, we take the privacy of our users very seriously. And the Turn Off the Lights Atlas extension will not do these bad activities. Furthermore, there is no Google Analytics script inside that detects the user browser activity.
🕶 Can I keep the dark layer always enabled?
Yes, in the Turn Off the Lights Options page at the Advanced Options tab you can enable this option. Then it will automatically dim the current web page when you open a new tab or click on a hyperlink.
🌃 Can It also convert the website to a night theme?
Yes, you can enable the Night Mode option in the Turn Off the Lights Options page. That will convert all websites stylesheet to your personal night theme with a single click on the switch or with a long press on the current web page.