If your device ID matches any of these, you need the Broadcom 802.11n driver version 11.
Note down the alphanumeric string (e.g., PCI\VEN_14E4&DEV_4365 ). The VEN_14E4 code confirms it is a Broadcom device. Step 2: Download Options for Windows 7 64-bit broadcom 80211n network adapter driver windows 7 64 bit 11
Before diving into the driver, let’s understand the hardware. If your device ID matches any of these,
If you can connect but the connection is unstable: Step 2: Download Options for Windows 7 64-bit
This comprehensive guide covers everything you need to safely locate, install, and troubleshoot version 11 (or relevant updates) of this driver. Why Drivers Matter for Your Broadcom Adapter
| Manufacturer | Download Source | Key Driver Version | Additional Info | | :--- | :--- | :--- | :--- | | | Lenovo Support Site (e.g., for G560, IdeaPad U350, S405) | Version: 5.30.21.0, 6.20.55.48, 5.100.82.95 | OEM-provided; best compatibility for Lenovo hardware | | Sony | Softpedia (for Vaio SVF15215CXB) | WLAN Utility Version: 6.30.9.44 | Official Sony utility; resolves yellow exclamation mark errors | | ASUS | Driver.zol.com.cn (for EeePC 1011CX) | Version: 5.100.82.112 | Specific to ASUS netbooks | | Universal Driver | Driver Genius (For various OEMs) | Version: 5.100.148.6 | USB adapter driver; broad compatibility for generic Broadcom hardware |
: If you are using an HP Notebook, you can search for your specific model on the HP Support Portal to find the legacy Broadcom 802.11n driver.