The Broadcom BCM430N is a legacy 802.11n Wireless LAN (WLAN) chipset commonly found in older laptops and desktop systems. For users running Windows 7 (32-bit), finding a "working" driver often involves sourcing legacy packages from OEM manufacturers like Lenovo or Dell, as Broadcom itself typically refers users to device manufacturers for consumer-level drivers. Driver Specifications & Compatibility
If you must keep Win7 32-bit:
: Using "Let me pick from a list of device drivers" in Device Manager and pointing it directly at the bcmwl6.inf The Compatibility Hack Broadcom Bcm430n Wlan Driver Win7 32bit WORK
Expand Network adapters and right-click your Broadcom or "Unknown" device. The Broadcom BCM430N is a legacy 802
Open Device Manager: Click Start, right-click Computer, select Manage, then click Device Manager. then click Device Manager .