The BIOS U20A is a common computer motherboard manufactured by ASUS. Update now to fix problems such as frequent crashing, computer shuts off unexpectedly, no audio or no video, or a blank screen on start up. This driver - "U20AAS207.zip" - has been downloaded 15 times and is rated 5 out of 5 stars based on 6 reviews. It is compatible with PCs running Windows 7 and Windows Vista, among other operating systems. The total disk space used for this update is 607.9 KB.
BIOS U20A
Windows 7, Windows 7 (64 bit), Windows Vista, Windows Vista (64 bit)
207 (22-Jul-2009)
Update EC firmware to support 9-cell battery
BIOS Firmware File
Sathishkumar (DG Staff Member) on 8-Feb-2011
To get the BIOS U20A driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter ASUS BIOS U20A into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the ASUS Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
To find the newest driver, you may need to visit the ASUS website. Most major device manufacturers update their drivers regularly.
After downloading your new driver, it's time to install it. For Windows users, the built-in Device Manager is your go-to tool for managing system devices and drivers. Here's how to use it:
Right-click the Start button to open the Quick Access menu.
Select "Device Manager" from the list of options.
In the Device Manager window, locate the device that needs updating.
Right-click on the device name and choose "Update driver" from the context menu.
Follow the on-screen instructions to complete the installation process.
Once the installation is complete, restart your computer to ensure the new driver is properly integrated and functional.
This simple process helps keep your system running smoothly and maintains compatibility with your hardware components.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.
The following files are found inside the driver download file.
Name | Size | Date |
---|---|---|
U20AAS.207 | 1.0 MB | 25 Jun 2009 |