How to Update an ASUS BIOS
This wikiHow teaches you how to update an ASUS computer's motherboard software. You can update this software, known as the BIOS, by downloading an update file from ASUS' website and then selecting the update file from within the BIOS. Keep in mind that the BIOS doesn't usually need to be updated if you're still installing regular Windows updates.
Finding Your Computer's Model Name
Open Start .Click the Windows logo in the bottom-left corner of the screen.
Open Settings .Click the gear-shaped icon in the lower-left side of the Start menu.
ClickSystem.It's a monitor-shaped icon in the upper-left side of the Settings window.
ClickAbout.This tab is in the lower-left side of the window.
Find your computer's model name.You should see the model name between the "Device specifications" heading and the "Device name" heading.
Downloading a BIOS Update
Open the ASUS support site.Go to in your computer's web browser.
Click the "Please enter a model name" text box.It's near the top of the page.
Enter your computer's model name.Type in the model name you found in the "About" section of the System Settings menu. As you type, a drop-down menu with matching results will appear.
Select the correct model name.In the drop-down menu, click your computer's model number.
ClickDriver & Utility.It's a link on the right side of the page.
Click theBIOS & FIRMWAREtab.You'll find this near the middle of the page.
Look for an available update.You'll see the latest BIOS update file here. If the date on the BIOS update file is more recent than the date on which your computer was manufactured, your BIOS most likely needs to be updated.
- If the file is several years old, chances are that your BIOS isn't in need of an update.
ClickDOWNLOAD.It's to the right of the BIOS file. Doing so prompts the BIOS file's ZIP folder to download onto your computer.
Placing the BIOS Update File
Unzip the downloaded update folder.You'll need to use WinRAR to unzip the BIOS archive:
- Install WinRAR if you don't have it.
- Double-click the downloaded update folder.
- ClickExtract Toat the top of the window.
Copy the BIOS file.Once the folder finishes extracting, double-click the extracted folder to open it, then find the BIOS file (usually a blank, white file with your computer's model number), click it, and pressCtrl+C.
Open This PC.ClickThis PCon the left side of the File Explorer window.
Double-click your hard drive.It's under the "Devices and drives" heading.
Double-click the "Windows" folder.You'll find this near the bottom of the window.
- You may have to scroll down to see this folder.
Double-click the "ASUS" folder.It's in the "Windows" folder.
Paste in the copied file.PressCtrl+Vto do so. You should see the copied file appear in the "ASUS" folder.
- You may need to clickContinueafter pasting in the file to confirm your decision.
Updating the BIOS
Shut down your computer.ClickStart , clickPower , and clickShut downto do so.
- Do not restart your computer.
Hold down .Once your computer has completely shut down, begin holding down this key.
Press the Power button.With theF2key held down, press your computer's physical "Power" button to turn it back on.
Release when the BIOS opens.The BIOS screen will appear after a few seconds, at which point you may release theF2key.
Select theAdvancedtab.It's at the top of the BIOS.
SelectStart Easy Flash.You'll find this option at the top of the "Advanced" page.
Select your BIOS update file.You'll do this by using theFS1directory to browse to the ASUS folder on your computer:
- Use the "Down" arrow key to selectFS1.
- Use the "Right" arrow key to openFS1.
- SelectWindowsand pressEnter.
- SelectASUSand pressEnter.
- Select your update file at the bottom of the list and pressEnter.
Confirm the installation.Press the "Confirm" key as specified in the prompt when asked to confirm that you want to update your BIOS. This will prompt the BIOS to begin updating.
Wait for your BIOS to finish updating.This can take anywhere from a couple of minutes to around half an hour. While your BIOS is updating, make sure you do the following:
- Keep your computer plugged into a power source if the computer is in danger of running out of power.
- Refrain from restarting (or touching in general) the computer until it finishes rebooting.
- The ASUS BIOS should update automatically whenever a new Windows update installs.
- Unplugging your computer or attempting to force-restart it during the BIOS update process can cause the BIOS to become corrupted, thus making your computer's motherboard impossible to use and "bricking" your computer.
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Video: How To Update BIOS on an ASUS Motherboard
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