- Mar 2, 2012
- Lenovo ThinkStation p300 ⌘
- HD 4600
- Classic Mac
- Mobile Phone
We've just about covered all of the usual methods.OK. Do you have any idea on how could I do this?
F11 in the Clover menu.
sudo nvram -c
remove the emulation and delete nvram.plist.
The only thing you haven't tried yet is to clear the CMOS settings although I don't think that will do it.
The problem appears to be write access to the NVRAM :
nvram: Error clearing firmware variables: (iokit/common) not permitted