WNDA3100v1 802.11abgn Atheros AR9170+AR9104 Driver 3.1.0.87
by Atheros Communications Inc.8.18764-bitSHA-256 verified
- Manufacturer
- Atheros Communications Inc.
- Device
- WNDA3100v1 802.11abgn Atheros AR9170+AR9104
- Driver version
3.1.0.87- Release date
- July 1, 2008
- Supported Windows
- Windows 8.1, Windows 8, Windows 7
- Architecture
- 64-bit (x64)
- File size
- 176 KB
- File name
20193890_321671f345d108dc36829cfc56acb75d91642021.cab- Digital signature
- Signed - catalog
arusb_lhx.cat - INF version
07/01/2008,3.1.0.87- INF provider
- Atheros Communications Inc.
- Device class
- Net
- Source
- Microsoft Update Catalog
- Last verified
- July 8, 2026
- SHA-256
892ed3b2019f9dcca0c989b1e8b77b687fd3707a67da7f254883c095f1aab49d
Supported hardware IDs (11)
- USB\VID_2019&PID_5304
- USB\VID_07D1&PID_3C10
- USB\VID_0846&PID_9001
- USB\VID_0846&PID_9010
- USB\VID_0CDE&PID_0023
- USB\VID_0CDE&PID_0026
- USB\VID_0CF3&PID_1001
- USB\VID_0CF3&PID_9170
- USB\VID_04BB&PID_093F
- USB\VID_083A&PID_F522
- USB\VID_0ACE&PID_1221
Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.
How to install
- Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
- Verify compatibility: your Windows version (Windows 8.1, Windows 8, Windows 7) and architecture (x64)must match this driver, and your device's Hardware ID should appear in the list above.
- Download the file using the button - it comes directly from Microsoft Update Catalog.
- Optionally verify the checksum: open PowerShell, run
Get-FileHash your-download.cab -Algorithm SHA256and compare with the SHA-256 above. - Extract the .cab archive: right-click → Extract All, or run
expand -F:* file.cab C:\driver\in Command Prompt. - Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run
pnputil /add-driver C:\driver\*.inf /install. - Check Device Manager: the device should show no warning icons, and the driver version should match.
How to roll back
If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).