You can avoid creating .DS_Store files on network and USB volumes like so. defaults write com.apple.desktopservices DSDontWriteNetworkStores -bool true def

You can avoid creating .DS_Store files on network and USB volumes like so. defaults write com.apple.desktopservices DSDontWriteNetworkStores -bool true defaults write com.apple.desktopservices DSDontWriteUSBStores -bool true