Driver Details


DW1901 WiFi and Bluetooth drivers

Fixes & Enhancements

DataSafe Local pop error message after uninstall DW1901/1703 driver


Version WLAN_10.0.0.48/BT_7.4.0.126, A02



Release date

23 Oct 2012

Last Updated

29 Apr 2013



Available formats

File Format:Hard-Drive
File Name:Network_Atheros_W7_A02_Setup-7PM7V_ZPE.exe
Download Type:HTTP
File Size: 153MB
Format DescriptionThis file contains a compressed (or zipped) set of files. Download the file to a folder on your hard drive, and then run (double-click) it to unzip the set of files. Follow the instructions to complete the installation.
To ensure the integrity of your download, please verify the checksum value.

By downloading, you accept the terms of the Dell Software License Agreement.

Supported Operating Systems

Windows 7, 32-bit
Windows 7, 64-bit

Applies to

Dell Wireless 1901 802.11 a/b/g/n, BT4.0+HS
Dell Wireless 1901 802.11a/b/g/n (2.4GHz and 5GHz), BT4.0+HS
DW 1901 802.11a/b/g/n, Bluetooth v4.0+HS

Installation instructions

Wifi INF location:

Silent install command:
setup.exe -s

Important Information

Follow the instruction after executing the setup.exe
My Download List-#1 (0 )

Video Tutorials

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Drivers help and tutorials

Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.​

My download lists

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Learn more
This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details
Dell recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).