(20d80) - Macos Big Sur 11.2.2

Released on February 25, 2021, was a critical, highly focused update designed to protect Mac hardware from a physical "bricking" threat. ⚡ The "Bricking" Prevention

MacBook Pro (2019 or later) and MacBook Air (2020 or later). macOS Big Sur 11.2.2 (20D80)

Approximately 2–3 GB, depending on the specific Mac model. Released on February 25, 2021, was a critical,

System slow after MacOS 11.2.2 update - Apple Support Communities Released on February 25

Apple implemented safeguards that improved how the OS handles power delivery from these accessories to prevent electrical overloads. 🛡️ Security & Technical Details

Some users found the update stuck and required a Safe Mode restart (holding Shift during boot) to complete.

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.