Lively Wallpaper is a free software design application ... of the use of the processor with few wallpapers, and if you run a 4K animation that is hundreds of Megabytes in size then you would ...

Download the unreleased wallpapers from Sergey Kisselev's Behance in 1440p and 4K resolutions ... and you can get them from places like WallHaven, Lively Wallpaper, and more.