Macs running unsupported macOS versions no longer receive security updates from Apple and many third-party developers. Additionally, Macs with an unsupported macOS version are out of compliance, putting George Mason at greater risk, and will be removed from the George Mason network, including VPN.
Apple supports the three most current operating system versions.
ITS recommends upgrading to macOS 14 (Sonoma) or macOS 15 (Sequoia). If you are comfortable upgrading on your own, you may do so by selecting one of the following links to the Apple App Store:
- Upgrade to Sonoma
- Upgrade to Sequoia
If you need assistance upgrading your Mac, please submit a ticket.
Last modified: April 3, 2025