How to Enable or Disable Dark Theme on Perplexity's Comet Browser on Windows

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Last Updated: October 30, 2025

Comet is an AI browser from Perplexity, based on Chromium, that launched in 2025. It is currently available on macOS and Windows, with plans to expand to other platforms in the future. This article will explain how to enable or disable dark mode on Comet for Windows in a few simple steps.

Steps

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You can use the Start menu to find the app quickly.
Click the downward arrowhead symbol (∨) in the top-right corner next to your profile icon. A drop-down menu will then appear.

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3
Open the settings page. From the drop-down menu, select Settings to access it.
- Alternatively, copy and paste comet://settings/ into the address bar and press Enter to open the settings page.
4
Click on the Appearance option. It’s located in the left-side panel between “Performance” and “Notifications.”
- You can quickly open this page by typing comet://settings/appearance in the address bar.
It’s the first option on the “Appearance” page. A window will pop up on your screen.
6
Choose the theme you want. To enable dark mode, click “Dark.” To disable it, select “Light.” Then click Done to apply the changes.
- To automatically match the browser theme with your Windows system theme, select “Device” instead of “Dark.”
The interface will turn dark grey when you select “Dark” and switch to white when you choose“Light.” Enjoy your browsing!