Macos Big Sur 11.2.2 (20d80) May 2026

This was one of the early critical updates for the then-new M1 Apple Silicon Macs, which were particularly susceptible to the USB-C dock issue.

Approximately 2–3 GB, depending on the specific Mac model. macOS Big Sur 11.2.2 (20D80)

MacBook Pro (2019 or later) and MacBook Air (2020 or later). This was one of the early critical updates