In February 2026, Apple updated Big Sur to 11.7.11 to fix FaceTime/Messages certificates. If you face issues, ensure you are running this patch level.
If the app detects that your hardware requires legacy kexts, click .
Exit Disk Utility, select , and follow the on-screen prompts. Your Mac will restart several times. Step 6: Post-Installation Root Patching
Visit the official OpenCore Legacy Patcher repository on GitHub. Download the latest OpenCore-Patcher-GUI.app.zip .