The "Demon Slayer" themed wallpaper HomePage is a browser extension program that is based on "Demon Slayer". It collects a large number of exquisite 4K high-definition wallpapers to help users quickly find their favorite wallpapers and set them as browser backgrounds.

This browser extension has the following features:
- Massive high-definition wallpapers: The extension collects a large number of high-definition wallpapers from "Demon Slayer", 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. It also supports setting the wallpaper switching frequency.
- Auto adaptation: The extension supports automatic adaptation to different browsers and devices to ensure that users do not encounter compatibility issues during use.
- No advertisements: The extension does not have any advertisements, ensuring a smooth browsing experience for users.
- Personalized search: You can choose the search engine you want to use for convenient information search.
- Calendar function: The date and time are displayed on the homepage for easy reference. Users can choose whether to display the current time. If this function is enabled, users can choose between 12-hour or 24-hour format to display the current time.
- Real-time weather: The weather conditions are updated in real-time. Users can choose whether to display the current time and weather.
- To-do list function: Keep track of today's tasks and never forget important matters.
- Note function: 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.