GUI: OS X 10.8 Mountain Lion

Mountain Lion was released in 2012. Apple adopted an annual release schedule for new versions from here on out. This was the first version to drop "Mac" from the name and be known simply as "OS X."

Installation:

Empty Desktop:

Desktop with Applications:

TextEdit:

Calculator:

Calendar:

Contacts:

Media Player (QuickTime X):

Media Player (iTunes 11):

Volume:

Browser (Safari 6):

Mail:

System Preferences:

Appearance:

Desktop:

Screensaver:

Display:

Keyboard:

Mouse:

Date and Time:

International:

Accessibility:

Power Management:

Application Manager (Dock):

File Manager:

Activity Monitor:

Help:

Search:

Trash:

Terminal:

Boot Screen:

Login Screen:

Logout Prompt:

Shutdown Prompt:

Restart Prompt:

Shutdown:

About This Mac:

About Application:

Font Selection:

Open File:

Color Selector: