The AR-ES0991 Series is a network device manufactured by Acrosser. Issues like weak Wi-Fi signal, slow DNS lookup, duplicate IP addresses, slow network and excessive CPU usage can be solved by updating this driver. This version of "1991D1.3GigaLan.rar" is rated (5 out of 5 stars) based on 25 downloads and 9 reviews. The total disk space used for this update is 3.2 MB.
AR-ES0991 Series
(MOBILE ASSIST)Realtek RTL8139/810x Family Fast Ethernet NIC
Realtek RTL8139/810X Family Fast Ethernet NIC
Realtek RTL8139C+ Fast Ethernet NIC
Realtek RTL8169/8110 Family Gigabit Ethernet NIC
Not Applicable
D1.3 (20-May-2008)
AR-ES0991 Series
LAN Driver File
Karthikkumar (DG Staff Member) on 31-Jul-2008
To get the AR-ES0991 Series 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 Acrosser AR-ES0991 Series 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 Acrosser 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 Acrosser website. Most major device manufacturers update their drivers regularly.
Open a tool called Device Manager.
Use Device Manager to put the new driver on your computer.
Turn your computer off.
Turn your computer back on.
Now your new driver is ready!
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.