Information Technology Services

Upgrade macOS 14 to macOS 15 (Sequoia) on Mason-managed Macs

From February 9, 2026, 9:00 a.m. to February 13, 2026, 5:00 p.m.

EXTENDED MAINTENANCE

Impact of the change on users:

There will be intermittent outages while Mason-managed Macs with macOS 14 upgrade to macOS 15.

Reason for the change:

ITS is proactively upgrading macOS 14 to macOS 15 (Sequoia) on Mason-managed Macs. (ID # 762699)