Practical, no-nonsense guides to setting up wallpapers and choosing the right ones — how to apply them on every device, what resolution you actually need, and how formats and aspect ratios affect how sharp your screen looks.
A step-by-step guide to changing your desktop wallpaper on Windows 11 and Windows 10, including how to fit 4K images correctly, set different wallpapers per monitor, and fix blurry backgrounds.
4 min readHow to change your desktop wallpaper on a Mac, set a different background on each display, rotate through a folder automatically, and keep 4K images looking sharp on Retina screens.
5 min readSet a new wallpaper on your iPhone, choose separate Lock Screen and Home Screen images, stop iOS from zooming your photo, and pick the right resolution for a crisp result.
4 min readSet a wallpaper on Android phones (Samsung, Pixel and more), choose separate Home and Lock Screen images, stop the wallpaper from scrolling or zooming, and pick the right size.
6 min readA plain-English guide to wallpaper resolution. What 1080p, 1440p, 4K and 8K really mean, which one matches your screen, and why downloading a bigger image than your display is the safe choice.
6 min readWhat "4K wallpaper" really means, the difference between JPG, PNG and WebP, how aspect ratio decides whether an image fits your screen, and how to choose the right wallpaper for any device.