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How to Update Dell BIOS [Updated Guide 2020]

BIOS stands for Basic Input Output System. It is a set of codes which are present on the chip of any system’s motherboard and you should have a solid reason to update the BIOS. This process is also known as flashing your BIOS. Whenever you face any major issue such incompatibility driver or any new driver installation software error, you can fix this the error by updating the BIOS.

Therefore, you need an effective guideline for Dell BIOS update process. Here, in this article, we have come up with some easy methods for the update the BIOS. the steps are more than easy and you can easily process through them, on your own.

Essential Methods on how to Update BIOS in Dell Laptop

When the computer is turned on, it automatically checks the BIOS for further instructions and also searches the Operating System and many other important components associated with BIOS. Basically, it facilitates stable communication between the Operating System and the system hardware. Hence, you need to update whenever required.

Method 1: Proceed through the Windows Operating System

You need to check the version of BIOS, which you are using presently, before proceeding with the Dell BIOS update in Windows 10 process.

  1. Proceed through the Windows Operating SystemAt first, press the Win key + R key together, to open the Run window. In the Run box, type ‘msinfo32’ and press the Enter button. The System Information window will launch. In the window, make sure that the System Summary option is already selected, which is present in the left panel. In the right panel, you will find the BIOS Version and Date. You will see a value against it, which is the BIOS version. Make a note of it.
  2. After that, head to the Dell official websites. In the required text box, enter the Service Tag or Express Service Code. Usually, you will get the Service Tag, from the bottom of the screen. If you do not find it, then press Windows key + R key, to launch the Run dialogue box. In the Run box, type ‘cmd’ and hit the Enter button. A black window will open. Type the command, mentioned below:

‘wmic BIOS get the serial number’.

  1. wmic BIOS get the serial numberPress the Enter button, to run the command and you will get the Serial Number. Note down the Service Code and keep it in a safe place. After that, enter the Service Code in the box on the webpage and then, press the Enter button.
  2. You need to ensure that the ‘Drivers and Downloads’ are selected, which is present in the left panel. Select it and scroll down. You will find ‘Optimize your system with drivers and updates’ option. Under the option, click the ‘Find it Myself’ option. Select the Operating System that is installed on your system at present.
  3. After that, under the ‘Refine your results’, select the BIOS option, in the drop-down menu. To expand its details, click the BIOS option, to download, from the search results. Now, if you find that the BIOS version is updated, then click the downloadable file to install it. Next, check whether any programs are running or not. If yes then, close it and open the downloaded file.
  4. Next, select the YES option for every User Account Control warning message, which appears on your screen. After that, hit the OK button, to confirm the warning message. Do not turn off the system until the updating process gets complete.

Carefully follow the steps and apply them. Make sure that you do not skip any steps. After successfully completing the process, check whether the Dell BIOS update in Windows 10 is done or not.

Method 2: Using a Bootable Flash Drive

If you are unable to log into the system and still want Dell BIOS to update utility, you need to do use a bootable Flash Drive. To know the current version of BIOS, switch on the system and press F2 key until the BIOS setup page appears on the screen. You will find the current version status next to the BIOS Revision option.

To check whether an update-able version is available or not, go to the official website and check. Follow the steps in the first method and then, proceed with the points given below:

  1. After downloading the updated version of BIOS, connect the Flash Driver, which you are going to turn into a bootable device for your system. After that, press the Windows key + E key, to launch Windows Explorer option. Then, back up your data in your system.
  2. After that, download the Rufus from the web browser, which will help to make a Flash drive bootable. Then, double click the downloadable file and open it. Further, choose the Flash drive, under the Device option and select FAT 32 option, from the drop-down menu and note the exact name of the file.
  3. Later, connect the Flash drive to the BIOS, which you want to update and switch on your system. Next, keep pressing F12 until the Boot menu appears on your system’s screen. From the Boot menu option, highlight the Flash Drive or the USB and hit the Enter button.
  4. Next, a Command Prompt box will pop up on your screen. In the command box, type C: and press the Enter button. After that, type ‘dir’ to the list and then, type the file name which you have previously written down. Next, hit the Enter button. Do not turn off the system until the updating process completes.

Now you must have a clear idea on how to update BIOS Dell. Use any methods, suited best for you, in order to update BIOS. Moreover, read them carefully and perform them accordingly to avoid any further risk. We hope, this article was helpful enough. Do not forget to share your views in the feedback section.