π View Options Slider (Command+J) β Intuitive with visual feedback.
If you are using a Chromebook, you change the size by adjusting the shelf density or display settings, but specifically for desktop icons: how to change icon size on desktop
Click on an empty area of the desktop to ensure it's the active window. Press and hold the key on your keyboard. Scroll up with your mouse wheel to make icons larger. Scroll down to make them smaller. 3. Adjusting Overall System Scaling π View Options Slider (Command+J) β Intuitive with