MacBook Pro (2019 or later) and MacBook Air (2020 or later).
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. macOS Big Sur 11.2.2 (20D80)
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)
💡 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. ⚡ The "Bricking" Prevention 💡 If you are
Approximately 2–3 GB, depending on the specific Mac model.
The primary purpose of this version was to stop certain from causing permanent hardware damage. Before this fix, users reported that connecting their Macs to specific powered docks would cause the machine to become completely unresponsive and "blank".