Acer BIOS Extensa E261 Driver Download (Official)

Acer Drivers

The BIOS Extensa E261 is a common computer motherboard manufactured by Acer. 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 - "" - has been downloaded 99 times and is rated 5 out of 5 stars based on 6 reviews. It is compatible with PCs running Windows Vista and Windows XP, among other operating systems. The total disk space used for this update is 1.4 MB.

6 Ratings

Supported Models

BIOS Extensa E261



Supported Operating Systems

Windows Vista, Windows Vista (64 bit), Windows XP, Windows XP (64 bit)

File Name


R01-B1 (9-Dec-2008)

Additional Notes

BIOS Firmware File

Uploaded By

Manivannan (DG Staff Member) on 28-Jul-2009

How to Update BIOS Extensa E261 Device Drivers

Step 1 - Download Your Driver

To get the BIOS Extensa E261 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 Acer BIOS Extensa E261 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 Acer 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 Acer website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

After downloading your new driver, installation is the next step. On Windows, utilize the built-in Device Manager utility to manage this process. This tool provides a comprehensive view of all system-recognized devices and their associated drivers. To complete the installation, a system restart is typically required for the driver update to take effect.

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.

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
BIOS_R01-B1/756A1P12.BIN 524.3 KB 21 Sep 2008
BIOS_R01-B1/Readme.txt 51 bytes 26 Nov 2008
BIOS_R01-B1/WinFlash.doc 702.0 KB 5 May 2008
BIOS_R01-B1/WinFlash.exe 380.9 KB 17 Jan 2007
BIOS_R01-B1/WinFlash.sys 10.8 KB 11 Jan 2007
BIOS_R01-B1/WinFlash64.sys 13.6 KB 11 Jan 2007
BIOS_R01-B1/winhlp32.exe 283.6 KB 4 Aug 2004
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