Basic HTML commands

 Open Terminal to uncover hidden files and folders:

• Open Terminal (Finder > Applications > Utilities).
• Once open, enter the following command one at a time, pressing Return after each one:

1. defaults write com.apple.Finder AppleShowAllFiles TRUE

2. killall Finder 

3. 

   Take a look now in your Macintosh HD folder to see all the hidden folders revealed. 

   To hide the files once finished, follow the above scripts, except replace "TRUE" with "FALSE" and press enter.

   Tip: Find secret files within any folder by using this quick command. Hold down Cmd + Shift +dot.