What is “wallpaper” Package?

Get or set the desktop wallpaper
For more details: https://github.com/sindresorhus/macos-wallpaper

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install wallpaper.

  brew install wallpaper

Now, use wallpaper!