Quote:
Originally Posted by shafaqstylo  1 - Turn off your MacBook .
2 - Remove backcover .
3 - Remove 1 RAM .
4 - Turn on your MacBook while holding OPTION + COMMAND + P + R , wait for restart , then release the keys .
If you are lucky enough , EFI password will be cleared |
This method work wonder on Mac before 2010, any mac after will not work.