Determining your OS X version
From DevchixWiki
- Click on the Apple icon in the top left of your screen.
- Select "About this Mac"
- In the window that comes up, under the title "Mac OS X" there will be a version number.
- If it starts with 10.6, you have Snow Leopard.
- If it starts with 10.5, you have Leopard.
- If it starts with 10.4, you have Tiger.
- If it starts with 10.3, you have Panther.
- Write down the one you have and close the "About this Mac" window.

