Option 3 – Use a Backdoor BIOS Password
In some cases BIOS developers and manufacturers will include a master (backdoor) password that can be used to bypass any user configured password and allow access to the motherboard. Here are some reported backdoor passwords:
AMI backdoor BIOS passwords
A.M.I., AAAMMMIII, AMI?SW, AMI_SW, BIOS, CONDO, HEWITT RAND, LKWPETER, MI, and PASSWORD.
Award Backdoor BIOS Passwords
01322222, 589589, 589721, 595595, 598598, ALFAROME, ALLY, ALLy, aLLY, aLLy, aPAf, award, AWARD PW, AWARD SW, AWARD?SW, AWARD_PW, AWARD_SW, AWKWARD, awkward, BIOSTAR, CONCAT, CONDO, Condo, condo, d8on, djonet, HLT, J256, J262, j262, j322, j332, J64, KDD, LKWPETER, Lkwpeter, PINT, pint, SER, SKY_FOX, SYXZ, syxz, TTPTHA, ZAAAADA, ZAAADA, ZBAAACA, and ZJAAADC.
Phoenix Backdoor BIOS Passwords
BIOS, CMOS, phoenix, and PHOENIX.