Macos Big Sur: 11.2.2 (20d80)

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.

Note that macOS Big Sur reached its official end-of-life in November 2023 and no longer receives security updates. 🛠️ Common Issues & Troubleshooting macOS Big Sur 11.2.2 (20D80)

System slow after MacOS 11.2.2 update - Apple Support Communities This was one of the early critical updates

💡 If you are still running Big Sur on a machine that supports newer software, consider upgrading to a later version like macOS Monterey or Ventura to ensure you have the latest security protections. If you'd like, I can help you: Check if your Mac supports a newer version of macOS. Find troubleshooting steps for a specific Big Sur error. Identify safe USB-C docks that won't risk your hardware. If you'd like, I can help you: Check

Unlike most Big Sur releases, version 11.2.2 was unusual because it contained (publicly listed security vulnerabilities). It was almost exclusively a hardware-safety patch.

Approximately 2–3 GB, depending on the specific Mac model.