Because "802.11n" is a (not a specific brand), there are hundreds of manufacturers who make USB adapters using this technology. Most of them use chipsets from Realtek, Ralink, or MediaTek.
Before downloading anything, you must find out who actually made the chip inside your USB adapter. Windows 7 often doesn't know the brand, but it can see the Hardware ID Device Manager (Click Start, type devmgmt.msc , and press Enter). Find your adapter under Network adapters Other devices (it might have a yellow exclamation mark). Right-click it and select Properties tab and select Hardware Ids from the dropdown menu. Look for a string like USB\VID_XXXX&PID_XXXX : Usually a Ralink/MediaTek chip (very common for generic 802.11n sticks). : Usually a : Usually an 2. Where to Download the Drivers 802.11 N Wlan Usb Driver Windows 7 64 Bit Download
If your device has a brand name like TP-Link, go directly to their "Download Center" and search by the model number (e.g., TL-WN725N). 3. How to Install on Windows 7 64-Bit Once you have the file (usually a .zip or .exe ): Because "802
You plug in your 802.11 N USB adapter. Windows makes the “ding-dong” sound. But when you click the network icon, you see “No connections are available.” Or worse, you open Device Manager and see an “Unknown Device” or a yellow triangle next to “Network Controller.” Windows 7 often doesn't know the brand, but
Driver update "scanner" software (e.g., Driver Booster, Driver Easy) – they often bundle adware.