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How to restore the BIOS (System Setup) defaults on a Dell Product

Summary: Resetting the BIOS can resolve many issues with your system and is a good first troubleshooting step.

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Article Content


Symptoms

  1. Restart or power on the computer.
  2. When you see the Dell logo during POST, press the F2 key once a second to enter the System Setup.
    NOTE: When the computer boots into Windows. Restart the computer and try again.

Depending on the type of BIOS (System Setup) your Dell computer has, the screen will look one of two ways.

Select the picture that matches the one on your computer for information on how to set the BIOS back to its defaults.

  1. On the BIOS (System Setup) screen, click Restore Settings or Load Defaults (whichever is listed).
  2. Make sure BIOS Defaults is selected or confirm to load the defaults (when offered) and click OK.
  3. Click Exit.
  4. Confirm exiting, when offered.

Your computer will restart at this time.

  1. On the BIOS screen, press the Right Arrow key to until the Exit menu is highlighted.
  2. Press the Down Arrow key until Restore Defaults or Load Optimal Defaults is highlighted (whichever is listed), and then press the Enter key.
  3. Press the Enter key on Yes to Load Optimized Defaults or Load Optimal Defaults (whichever is listed).

Your computer will restart at this time.

 

NOTE: This procedure will reset all system settings to the factory defaults. You will need to reset any custom settings in the BIOS. This includes the turning off of embedded RAID controllers and any other integrated peripherals, as well as, the resetting of the system time and date.

How to restore the BIOS (System Setup) defaults on a Dell system:

 

  1. Power on the system.
  2. While the blue Dell logo is visible, press the F2 key key once a second to enter the System Setup.
  3. Press the Num Lock key, and verify that the Num Lock light is on.
  4. Press the Caps Lock key, and verify that the Caps Lock light is on.
  5. Press the Scroll Lock key, and verify that the Scroll Lock light is on. The lights on the keyboard should all be illuminated as in Figure 1.
  6. Press the Alt and the F keys at the same time. The system will beep as the setup defaults are restored.
  7. Press the Alt and the B keys at the same time to restart the system. The changes are automatically saved.
    SLN245206_en_US__5I_KEYBOARD_BIOS_JP_V1a
    Figure 1: Keyboard Layout

Cause

 

Resolution


 

Out of Warranty support Out of warranty? No problem. Browse to the Dell.com/support website and enter your Dell Service Tag and view our offers.

NOTE: Offers are only available for US, Canada, UK, France, Germany, and China personal computer customers. Server and Storage not applicable.

Article Properties


Affected Product

Desktops & All-in-Ones, Laptops

Last Published Date

07 Oct 2021

Version

5

Article Type

Solution

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