How to Update Asus Motherboard BIOS

Update your Asus motherboard drivers too

What to Know

  • Go to the Asus Download Center and download AI Suite 3 and the BIOS for your motherboard model, then use the EZ Update option.
  • After updating the BIOS, you should also update the motherboard drivers in the Windows Device Manager.
  • If you can't log in to Windows, use Asus EZ Flash on another computer to create a flash drive with the proper BIOS.

This article explains how to update Asus motherboard BIOS and drivers manually.

How Do I Update My Motherboard BIOS?

How you update your system BIOS depends on your computer's manufacturer. For Asus motherboards, there are a couple of ways:

  • Use the EZ update tool in Asus AI Suite 3.
  • Use Asus EZ Flash to flash the BIOS from a USB device.

How Do I Update My Asus BIOS?

Here's how to update your motherboard BIOS using Asus AI Suite 3:

Back up your computer before updating the BIOS in case something goes wrong and you lose your personal files.

  1. Go to the Asus Download Center and type in your motherboard's model. Select it when you see it in the drop-down list.

    Asus Download Center search for PRIME-Z490-A motherboard

    To find out your motherboard's model number, look in the System Information app.

  2. Select Driver & Utility and then Driver & Tools.

    Driver & Utility and Drivers & Tools in Asus Support Center
  3. Next to Please select OS, select your operating system.

    Select OS with Windows 10 selected in Asus Support Center

    If you have to choose between the 32-bit or 64-bit version of Windows, check the Control Panel to find out which version of Windows you have.

  4. Under Software and Utility, look for ASUS AI Suite 3 and select Download.

    Download and ASUS AI Suite 3 in Asus Support Center
  5. Scroll back to the top of the page and select the BIOS & Firmware tab.

    BIOS & Firmware in Asus Support Center
  6. Scroll down to the BIOS section and select Download.

    Download and BIOS in Asus Support Center
  7. Extract the ZIP file containing ASUS AI Suite 3, then open AsusSetup.exe and install the program. When finished, reboot your computer.

    AsusSetup in Windows file explorer
  8. Extract the ZIP file containing the BIOS folder.

  9. Open Asus AI Suite 3 and select the Menu icon (the three horizontal lines) on the left side.

    Asus AI Suite 3 withe Menu icon (the three horizontal lines) on the left side highlighted
  10. Select EZ update.

    EZ Update in Asus AI Suite 3
  11. Under Manually update boot logo or BIOS, select the Ellipses (...) and choose the BIOS file you extracted earlier.

    Ellipses (...) highlighted in Asus AI Suite 3
  12. Select Update in the lower-right corner.

    Update highlighted in Asus AI Suite 3
  13. Select Flash.

    Flash highlighted in Asus AI Suite 3
  14. Select OK. When the process is finished, reboot your computer.

    OK in Asus AI Suite 3

Do Asus BIOS Update Automatically?

Your Asus BIOS updates automatically when you install Windows updates. However, you may need to update manually if you experience hardware issues or problems with Windows.

How Do I Update My Asus Motherboard Drivers?

You can update drivers in the Windows Device Manager. It's a good idea to manually update the motherboard drivers after you update the BIOS. Updating the drivers can resolve a lot of hardware issues.

Flash Asus Motherboard BIOS From USB

If you can't log in to Windows after upgrading your processor or other hardware, you can use the Asus EZ Flash tool on another computer to create a USB drive with the proper BIOS. Go to the Asus Download Center and search for your motherboard model, then download the program and your BIOS. This is a more advanced fix, so you may need to follow the instruction on the Asus support website for updating BIOS with Asus EZ flash.

FAQ
  • How do I update the ASUS motherboard BIOS from USB?

    You can easily update the BIOS using the ASUS EZ Flash 3 program by saving the BIOS file to a USB flash drive. Download the latest corresponding BIOS file from the ASUS Download Center and save it to your flash drive. Unzip the file and you'll see a .CAP file; this is the BIOS update file. Next, insert the flash drive into your motherboard's USB port. Reboot the computer; when you see the ASUS logo, press Del to enter the BIOS screen. Select Advanced Mode > Tools, then click ASUS EZ Flash 3 Utilities. Navigate to the USB flash drive and select the BIOS update file, then follow the prompts.

  • How do I update an MSI motherboard BIOS?

    Visit the MSI website, search for your motherboard model, then download the latest BIOS file. Right-click the downloaded file and select Extract All to unzip the folder, then select Extract. Copy the file to your hard drive or a USB flash drive. Reboot your computer and press Del to enter the BIOS update screen, then select Yes to enter the M-FLASH interface. Navigate to your BIOS file and select it, then click Yes to begin the BIOS update process.

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