Imagine crafting the perfect wallpaper with snappy colors and a balanced composition. Now, imagine setting it, and it looks smeary. That crisp image you picked now looks like it's wearing a midday fog ...

Wallpaper can get blurry for three main reasons. Firstly, you can activate the “Blur wallpaper” effect from the customization settings. This mostly happens on iPhones. Secondly, if you set ...