Some enthusiasts used registry hacks to receive security updates until late 2024. However, this is unsupported.
To install the 802.11n WLAN driver on Windows 7, you can either use the built-in Windows Update tool or manually download the driver from the manufacturer's website. 802.11 n wlan wifi driver for windows 7
Once you’ve downloaded the correct .exe or .zip file, follow these exact steps. Some enthusiasts used registry hacks to receive security
Check your router: 802.11n requires (not TKIP). TKIP forces 54 Mbps. Also ensure router’s “802.11n Protection” is disabled. 802.11 n wlan wifi driver for windows 7