Macos Big Sur Patcher -

Older Broadcom BCM43224 Wi-Fi chips needed patched IO80211Family kexts. USB 1.1 on legacy Mac Pros required a legacy USB injector kext.

The macOS Big Sur Patcher inspired two major successors: Macos Big Sur Patcher

The final version was , released January 2022. Macos Big Sur Patcher

Adding legacy drivers back into the system so that older components—like non-Metal GPUs, trackpads, and Wi-Fi cards—continue to function on the new OS. Popular Patcher Options Macos Big Sur Patcher