View macOS-Software-Update ⇩
Reboot to ⇩ You will see in verbose boot a bunch of ramrod udating
Reboot to ⇩ one time
Reboot to ⇩ secound time
You will see this ⇩ Wait . . . Be patient! for reboot to the system
Reboot to ⇩ third time
Update complete ⇩
After update ⇩ if you see this, click ok to run the OCLP patcher
Otherwise ⇩ run the OCLP patcher from here
Run the Patcher ⇩
Reboot Done!