The default highlighted text color in OS X is blue, but you can change it to any color you want. Here is how you can change highlighted text color in OS X.
By default, you won’t be able to search for system files in OS X’s Finder or Spotlight. Here is a quick and simple way to search for system files in Finder.
If you have added Facebook and Twitter to your Mac, you might want to change the privacy settings so other apps don’t post to your accounts without you knowing.
The easiest way to select a startup disk in OSX is to press the Option key while booting up. However, there are some constraints, and here is the solution.