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220-801 · Question #634

A user has forgotten their BIOS password on their computer. Which of the following would a technician use to allow the user access to their PC?

The correct answer is D. Set the password clear jumper on the motherboard. The standard hardware method to clear a forgotten BIOS password is to set the password-clear jumper on the motherboard, which resets NVRAM/CMOS settings including stored passwords.

Hardware

Question

A user has forgotten their BIOS password on their computer. Which of the following would a technician use to allow the user access to their PC?

Options

  • ARemove the BIOS chip on the PC
  • BRe-flash the BIOS
  • CRun password cracking software on the user's PC
  • DSet the password clear jumper on the motherboard

How the community answered

(34 responses)
  • A
    9% (3)
  • B
    3% (1)
  • C
    6% (2)
  • D
    82% (28)

Why each option

The standard hardware method to clear a forgotten BIOS password is to set the password-clear jumper on the motherboard, which resets NVRAM/CMOS settings including stored passwords.

ARemove the BIOS chip on the PC

Physically removing the BIOS chip risks permanent damage to the motherboard and is not a supported recovery method.

BRe-flash the BIOS

Re-flashing the BIOS updates firmware code but does not necessarily clear the stored BIOS password held in NVRAM or CMOS.

CRun password cracking software on the user's PC

Password cracking software operates at the OS level and cannot reach BIOS-level passwords stored in NVRAM before the OS loads.

DSet the password clear jumper on the motherboardCorrect

Most motherboards include a dedicated password-clear or CMOS-reset jumper that, when moved to the clear position and the system briefly powered, erases stored BIOS settings including the password. This is the manufacturer-supported method that restores access without damaging any hardware or requiring software tools.

Concept tested: BIOS password reset using motherboard jumper

Source: https://learn.microsoft.com/en-us/troubleshoot/windows-client/deployment/clear-bios-password

Topics

#BIOS password#CMOS jumper#motherboard#password reset

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