Show Hidden Files
1. Open Terminal found in Finder > Applications > Utilities
2. In Terminal, paste the following:
defaults write com.apple.finder AppleShowAllFiles YES
4. Press return
5. Hold ‘alt’ on your keyboard, then right click on the Finder icon in the dock and click Relaunch.
Hide Hidden Files
1. Open Terminal found in Finder > Applications > Utilities
2. In Terminal, paste the following:
defaults write com.apple.finder AppleShowAllFiles NO
4. Press return
5. Hold ‘alt’ on your keyboard, then right click on the Finder icon in the dock and click Relaunch.