Much like Windows laptops and MacBooks, personalizing your Chromebook or ChromeOS tablet is made easy through the ChromeOS settings app. You can select various wallpapers directly through the settings app or even set your own. But what if you want more personality and want to see a different one each day? Well, the process is similar. Google offers up a wallpaper option known as Change Daily in ChromeOS settings, which lets the operating system automatically change your wallpaper every day. Here's how to use it.