Realtek - Streaming Media and Broadcast - REALTEK 2831U Device Driver 4.39.1.1
by Realtek8732-bitSHA-256 verified
- Manufacturer
- Realtek
- Device
- Realtek - Streaming Media and Broadcast - REALTEK 2831U Device
- Driver version
4.39.1.1- Release date
- January 25, 2007
- Supported Windows
- Windows 8, Windows 7
- Architecture
- 32-bit (x86)
- File size
- 52 KB
- File name
20031589_82e35e8366e3673c5efe366b4dc7ad384a959de5.cab- Digital signature
- Signed - catalog
RTL2831U.cat - INF version
01/25/2007,4.39.1.1- INF provider
- REALTEK
- Device class
- MEDIA
- Source
- Microsoft Update Catalog
- Last verified
- July 8, 2026
- SHA-256
dbcd8bf0d3898d29f522a7d0b6b244126bd798279e8a34540935efc82ea3f1f8
Supported hardware IDs (5)
- USB\VID_14AA&PID_0160
- USB\VID_2304&PID_022B
- USB\VID_0BDA&PID_2831
- USB\VID_13D3&PID_3220
- USB\VID_185B&PID_0100
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, Windows 7) 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).