Originally Posted By: dkmarsh
defaults write com.apple.Dock "no-glass" -bool TRUE; killall Dock
Tinker Tool calls it "Disable three-dimensional glass effect"


Jon

macOS 11.7.10, iMac Retina 5K 27-inch, late 2014, 3.5 GHz Intel Core i5, 1 TB fusion drive, 16 GB RAM, Epson SureColor P600, Photoshop CC, Lightroom CC, MS Office 365