How to Enable Safari Single Window Mode on Mac OS X

Safari single window mode keeps Safari from opening in new windows whenever you click on a link that is written to only open in new windows. Keep your Safari windows less cluttered with single window mode. Read on to learn how to use Terminal to enable Safari single window mode.

Difficulty: Moderately Easy

Instructions

1. 
   Mac OS X Terminal Application

   In an open Finder window, navigate to "Applications/Utilities" and double-click on the "Terminal" application to launch it.

2. 
   Single User Mode Terminal Command

   In a new Terminal window, enter the following command to write the rules to Safari to enable "Single User Mode," then hit the return/enter key on your keyboard to complete the command:
   defaults write com.apple.Safari TargetedClicksCreateTabs -bool true

3. Once you have entered the command in Step 2. Quit and relaunch Safari to enable the new function.

4. 
   Terminal Command to Return Safari to Normal

   To return Safari to its normal settings, enter the following command and hit return/enter on your keyboard:
   defaults write com.apple.Safari TargetedClicksCreateTabs -bool false