With the Terminal hidden files and folders show
On the "Terminal" you can see with a special command, all the hidden files and folders. Start the program by typing search in the Spotlight-the keyword "Terminal" and the first hit choose.
- After the Start of the terminal, enter the following command: defaults write com.apple.finder appleshowallfiles 1
- A system restart is not necessary. However, there is a Reset for the Finder is required. To do this, enter the following command in the Terminal: killall Finder
- Now the hidden files and folders will appear transparent in your Finder. If you want to hide all hidden files again, type in Terminal this command: defaults write com.apple.finder appleshowallfiles 0
- You will then need to restart the Finder in the Terminal window: killall Finder (See image)

All of the commands in the Terminal
In a further practical tip you will learn how to individual files and entire folders Mac OS X hide.