The tiny icons for Locations, Favorites, Tags, etc. (e.g., Downloads folder icon, trash can). Does not affect content inside folders. 5. In Toolbars (e.g., Safari, Mail, Finder toolbar) Method: Right-click the toolbar → Customize Toolbar → drag the spacer or set “Show: Icon Only” (no direct size slider). To make icons smaller, you can’t natively – but choosing “Text Only” removes icons entirely, or “Icon & Text” makes them slightly smaller in some apps.
You can also adjust grid spacing here – if you make icons very small but spacing remains large, they’ll still look scattered. Reduce “Grid spacing” accordingly. Also, “Text size” can be lowered (down to 10 pt) for a cleaner look. how to make icons smaller on mac
defaults write com.apple.dock tilesize -int 32; killall Dock (Default ~64; smallest ~16; largest ~128.) The tiny icons for Locations, Favorites, Tags, etc
In icon view, the View Options panel has a size slider; in column or list view, the slider affects icon size in the preview column only. You can also adjust grid spacing here –
Only affects Desktop icons, not Finder windows.