a clean theme for a maximum of 4096 x 2160 pixles
What is Clean 4k?
Clean 4k is a visually appealing Firefox add-on that provides a clean and elegant theme specifically designed for 4096 x 2160 pixel resolution, enhancing your browsing experience on high-resolution displays.
Clean 4k is safe to use. It does not request any sensitive permissions.
Clean 4k has earned a fairly good reputation and likely can be trusted.