The theme of the "Dark and Darker" high-definition wallpaper HomePage is a browser extension based on "Dark and Darker". It brings together a large collection of exquisite 4K high-definition wallpapers, helping users quickly find their favorite high-definition wallpapers and set them as browser backgrounds.

This browser extension features:
- Massive high-definition wallpapers: The extension collects a large number of high-definition wallpapers from "Dark and Darker", covering different resolutions and sizes to meet the needs of users on different devices.
- Easy setup: With just a few clicks, users can set their favorite wallpapers as browser backgrounds, and adjust their size and position, supporting the user-defined wallpaper switching frequency.
- Automatic adaptation: The extension supports automatic adaptation to different browsers and devices, ensuring that users will not encounter compatibility issues during use.
- No ads: The extension does not have any ad interruptions, ensuring a seamless browsing experience for users.
- Personalized search: You can choose the search engine you want to use for information search.
- Calendar feature: The date and time are displayed on the homepage, making it easy for users to see at a glance. Users can choose whether to display the current time, and if this feature is enabled, users can choose between the 12-hour or 24-hour clock to display the current time.
- Real-time weather: Updates on the current weather conditions are provided, and users can choose whether to enable the display of current time and weather.
- To-do list feature: Keep track of today's tasks at any time so important matters are not forgotten.
- Note-taking feature: Easily record the moments of life.

This product will earn revenue through Amazon affiliate, Ebay affiliate, Booking affiliate, and will also earn revenue from Bing search and Baidu search.