Show hidden files in Finder on a Mac

Question

A guide told me to edit a file in a hidden folder and I can't see it in Finder. On the latest macOS. What's the quickest way to show them, and hide them again after?

rumpa_gadget · Answer

Cmd + Shift + . (full stop) in any Finder window. Same shortcut hides them again.

alexs · Answer

If you want it to stick, in Terminal: defaults write com.apple.finder AppleShowAllFiles true killall Finder Swap true for false to undo it.

Show hidden files in Finder on a Mac

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