OS X Mountain Lion: Software Update
            
        
        
        
        
            
        
        
        
            Update Your Mac Mountain Lion OS
Important Note: You must be connected to the Internet in order to update your computer.  It is also recommended to connect to a power supply for all update.
1. Click on the Apple button on at the top left of the screen.

2. Select Software Update.

 
Referenced from: Apple.com
         
        
            
            16984
            
            
            7/31/2025 10:24:35 AM