How to Reset or Clear the DELL BIOS Password

BIOS is an acronym for Basic Input or Output System, also known as system setup or UEFI. BIOS or UEFI is a firmware that is embedded on a small memory chip on the computer’s system board or motherboard. It acts as an interface between the computer’s hardware and the operating system. The BIOS or UEFI also contains instructions that the computer uses to perform basic instructions such as date, time, whether to boot from a hard disk drive, USB drive, or the network, and so on.

How to reset or clear the BIOS password

To reset or clear the password that is set inside the BIOS or UEFI of a Dell desktop, all-in-one, or laptop:

1. Browse to the Dell Manuals website.
2. Identify your Dell product
   1. Enter the Service Tag, Express Service Code, or the Serial number of the Dell product and click Search.
   1. Or, click Browse all products to manually select your Dell product from the catalog.
3. Locate the service manual under the Manuals and Documents section.
4. Click View PDF or View Page next to the service manual of the Dell computer.
5. Follow the instructions under the Deleting or changing an existing system setup password section.

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How to recover a forgotten BIOS password on a Dell laptop

BIOS passwords cannot be recovered. If you have forgotten one of the passwords that is set in the BIOS, resetting the CMOS or NVRAM helps reset the BIOS to factory default settings and remove the passwords from the BIOS.

1. Before you begin, follow the Safety Precautions When Working with Electronic and Electrical Equipment.
2. Turn off the computer and disconnect the power cable from the computer.
3. Locate the password reset jumper (PSWD) on the system board.
4. Remove the jumper plug from the password jumper-pins.
5. Power on without the jumper plug to clear the password.
6. Wait until the desktop is loaded and then shut down the computer and replace the jumper plug in its original location.

Credit : https://www.dell.com/