BCM4323 802.11abgn Wireless Adapter Driver 5.100.243.6
by BroadcomWindows 11Windows 1064-bit32-bitSHA-256 verified
- Manufacturer
- Broadcom
- Device
- BCM4323 802.11abgn Wireless Adapter
- Driver version
5.100.243.6- Release date
- March 30, 2011
- Supported Windows
- Windows 11, Windows 10
- Architecture
- 64-bit (x64), 32-bit (x86)
- File size
- 6.7 MB
- File name
20462354_cd9ec8573b891835a1234a15185bfdd13acb5a25.cab- Digital signature
- Signed - catalog
bcmh43xx.cat - INF version
03/30/2011, 5.100.243.6- INF provider
- Broadcom
- Device class
- Net
- Source
- Microsoft Update Catalog
- Last verified
- July 7, 2026
- SHA-256
4656b8384b343760bc599552c66321886e91742b4cdb5446b70121e7dd7f42d3
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 11, Windows 10) and architecture (x64, 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).
Other versions of this driver
| Version | Released | Source |
|---|---|---|
| 5.100.68.48 | April 19, 2011 | Microsoft Update Catalog |
| 5.100.68.46 | March 28, 2011 | Microsoft Update Catalog |
| 5.100.68.29 | October 13, 2010 | Microsoft Update Catalog |
| 5.100.68.27 | October 6, 2010 | Microsoft Update Catalog |
| 5.100.68.26 | September 29, 2010 | Microsoft Update Catalog |