Online: Request Help
Phone: (707) 826-HELP (4357)
Email: help@humboldt [dot] edu
In Person: Library 120 • Hours
System Status
Wireless :: Which Macintosh OS Do I Have?
If you don't know what operating system is running on your Mac, here's how you find out:
- Click the Apple menu in the top left corner of the screen.
- Select "About this Mac"
- Look for the numbers after "Version"
