: Open Device Manager , right-click the unrecognized "802.11n WLAN" device under "Network adapters," and select Update driver -> Search automatically for drivers .
The most reliable source is always the official manufacturer’s website. r15-01 wifi adapter driver download
If Windows cannot find the driver, you can download it directly from manufacturer support pages that use the same hardware: : Open Device Manager , right-click the unrecognized "802
Sites like Driver Scape host archived versions of the 150Mbps Nano USB drivers, which are often categorized by OS version and bit-architecture (32-bit vs. 64-bit). Installation and Troubleshooting : Open Device Manager