defaults write com.apple.Finder AppleShowAllFiles true && killall Finder Change true to false to hide them again.
Press Cmd + Shift + . (period) inside any Finder window or file picker. Works instantly, no restart needed. show hidden finder
Files/folders starting with a dot ( . ) are hidden to prevent accidental edits. Great for your .ssh or .zshrc , but don't move/rename system ones. defaults write com
Open Terminal and paste: