Driver Version 51220 — 80211n Usb Wireless Lan Card
The driver version 5.1.22.0 (released around April 2015) is a standard release for various 802.11n USB Wireless LAN Cards, primarily those utilizing Ralink (MediaTek) chipsets such as the RT3070 or RT7601. Driver Details Version: 5.1.22.0 Release Date: 2015-04-21 Provider: Microsoft (Native Wi-Fi Driver)
Supported OS: Windows 7, 8, 8.1, and Windows 10 (32-bit & 64-bit)
Hardware IDs: Commonly associated with USB\VID_148F&PID_3070 or USB\VID_148F&PID_7601 How to Install or Update
If your 802.11n adapter is not working correctly with this version, you can manually update it through Windows:
Open Device Manager: Right-click the Start button and select Device Manager.
Locate Adapter: Expand the Network adapters section and find your 802.11n USB Wireless LAN Card. Update Driver: Right-click the device and select Update driver.
Choose Search automatically for drivers to let Windows find the best match.
Alternatively, if you have the driver file, select Browse my computer for driver software and point it to the folder containing the .inf file. 80211n usb wireless lan card driver version 51220
Restart: Once the installation is complete, restart your computer to ensure the changes take effect. Common Sources for Downloads
802.11n USB Wireless LAN Card driver version 5.1.22.0 is a specific software package released around April 21, 2015 , designed for adapters utilizing Ralink (now MediaTek)
chipsets. This version is frequently associated with "plug-and-play" Wi-Fi dongles found on platforms like Amazon or Shopee, serving as a critical bridge for older computers to access modern Wi-Fi 4 (802.11n) networks. Microsoft Learn Key Specifications & Technical Details This driver version ( ) primarily supports adapters based on the MediaTek/Ralink RT2870, RT3070, and RT7601 Release Date: April 21, 2015. Hardware IDs: Typically matches USB\VID_148F&PID_3070 USB\VID_148F&PID_7601 Operating Systems:
Compatible with Windows XP, 7, 8, 8.1, and 10 (both 32-bit and 64-bit). Supported Standards: 802.11b, 802.11g, and 802.11n. Encryption:
Supports WPA-Personal/Enterprise, WPA2-Personal/Enterprise (TKIP/CCMP), and legacy WEP. HP Support Community Common Use Cases
802.11n USB Wireless LAN Card Driver (Version 5.1.22.0): Installation & Support Guide
The 802.11n USB Wireless LAN Card driver version 5.1.22.0 is a specific software package released by Microsoft and MediaTek (formerly Ralink) to enable high-speed wireless connectivity for USB Wi-Fi adapters. Originally released around April 2015, this driver version is highly sought after because it provides stability for legacy 802.11n hardware on modern operating systems. Technical Specifications The driver version 5
Version 5.1.22.0 is a "Native Wi-Fi Driver" that supports various security protocols and networking features: Release Date: April 21, 2015.
Radio Types: Supports 802.11b, 802.11g, and 802.11n standards.
Security: Features support for FIPS 140-2 mode and 802.11w Management Frame Protection.
Authentication: Compatible with standard encryption including WPA2-Personal (CCMP/TKIP) and WPA2-Enterprise.
Features: Supports Hosted Networks, allowing the adapter to act as a temporary Wi-Fi hotspot. How to Install or Update the Driver
If your 802.11n USB adapter is not working, you can manually update it through the Windows Device Manager to ensure you are using the correct version.
Open Device Manager: Press Win + X and select Device Manager. Ignore Windows driver signature warnings (if any) –
Locate the Adapter: Expand the Network adapters section. Look for a device named 802.11n USB Wireless LAN Card.
Update Driver: Right-click the device and select Update driver.
Automatic Search: Choose Search automatically for drivers. If Windows cannot find one, you may need to download the specific file manually.
Manual Install: If you have downloaded version 5.1.22.0 (often found in packages like DR_USB_N14_114.zip), select Browse my computer for drivers and point to the folder containing the .inf file (typically netr28ux.inf). Compatible Hardware and Manufacturers
This driver is a "generic" release that works with many different brands because they use the same underlying Ralink/MediaTek chipsets. Common devices that utilize this driver version include: 802.11n USB Wireless LAN Card Driver for MICRO-STAR
This specific driver version is widely used by generic USB Wi-Fi adapters (often referred to as "Wi-Fi Dongles"). It is most commonly associated with chipsets manufactured by Realtek, specifically the RTL8188EUS or similar variants.
Many of these adapters were manufactured when Windows 7 was dominant. As Microsoft pushed updates for Windows 10 and 11, older drivers caused conflicts. The 51220 update was released to bridge that gap, ensuring the hardware functions correctly on modern operating systems without crashing the network stack.
