Step 1. Launch Chrome and navigate to the Customize Chrome button (or the pencil icon) in the browser’s lower right corner.
Step 2. Select Background to select an image from Google’s library or Upload your device to select an image from your local storage, then follow the prompts to locate and confirm the desired image.
Step 3. Change the color and theme of your browser’s border and backdrop by selecting Color and theme. You can select from a number of predefined themes, or you can select new colors by clicking on the circle with the dropper icon.
Number 3. Change the way your Chromebook’s shelf looks
Step 1. Launch your app drawer (by clicking the circle icon in the lower-left corner of the screen and then clicking the upward-facing arrow on the partial drawer that appears). Select Pin to shelf from the context menu when you right-click any item in the list.
