On Desktop | Reduce Icon Size

For sizes not available in the slider, use the Terminal:

Use to immediately switch to the smallest preset size. macOS reduce icon size on desktop

If you don't have a mouse wheel or prefer menus: For sizes not available in the slider, use

Finally, the adjustment of icon size is an act of personalization and ergonomics. As display resolutions have increased, the default "large" setting on many operating systems looks comically bulky, akin to using a giant crayon to write a fine letter. Reducing the size brings the graphical user interface back into proportion with the text and windows used in daily tasks. It creates a sense of balance, where the file shortcuts do not dwarf the actual content of the work being done. reduce icon size on desktop