AR3011 Bluetooth (no firmware) Driver 1.0.0.0
by Atheros8.1832-bitSHA-256 verified
- Manufacturer
- Atheros
- Device
- AR3011 Bluetooth (no firmware)
- Driver version
1.0.0.0- Release date
- April 28, 2012
- Supported Windows
- Windows 8.1, Windows 8
- Architecture
- 32-bit (x86)
- File size
- 200 KB
- File name
20489844_fa7177b85f038a0ad797ea423e870ce768b2aff9.cab- Digital signature
- Signed - catalog
AthDfu.cat - INF version
04/28/2012,1.0.0000.0000- INF provider
- Atheros
- Device class
- USB
- Source
- Microsoft Update Catalog
- Last verified
- July 8, 2026
- SHA-256
d78802766732d55d2541fe5b09359fef50e5c681f73f7d3423cd371e7fdcbec1
Supported hardware IDs (3)
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) and architecture (x86)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).