How to set background for a Steam profile? - Arqade

I noticed some of my friends can change their Steam background profile. I searched in "Edit Profile" tab to edit mine but I don't see how. Can someone explain how to do this ?

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How to Get, Customize & Change Your Steam Profile Background

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Favorite Steam profile backgrounds? : r/Steam

How to Edit & Customize Steam Profile Page - New Animated Icons

Steam Community :: Guide :: Best Steam Backgrounds Based On Colors

How does Steam set a game's background in the Library? - Arqade

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Find game which a Steam profile background is from? - Arqade

SteamProfileDesign Beautiful design profile on Steam