Idea of 4k Icon
This is a square, with the top and bottom lined with several smaller squares. The characters "4K" are in the middle of the big square. There are eight squares that align both the top and bottom of the big square.
This is the 4k icon for Windows 10
. Here we go. Optimized for 32x32 px, these are the simplest icons in the line style. Downloadable formats are PNG and SVG, among others. Icons8 icon pack is unique in providing a huge number of icons designed by the same team of four designers who create the new icons every working day in the same style and with the same quality. Same cool as the Bat Face, huh.