realtek wireless lan driver - RTL8191SU Wireless LAN 802.11n USB 2.0 Network Ada

Looking for the right realtek wireless lan driver to get your Wi‑Fi working again? You’re in the right place. Below is a clean, safe download for the RTL8191SU Wireless LAN 802.11n USB 2.0 Network Ada adapter on Windows 10 32 bit, Windows 8.1 32bit, Windows 7 32bit, Windows Vista 32bit, Windows XP, plus simple installation steps and fixes if anything goes wrong.

Download details

Driver model: RTL8191SU Wireless LAN 802.11n USB 2.0 Network Ada

Operating system: Windows 10 32 bit, Windows 8.1 32bit, Windows 7 32bit, Windows Vista 32bit, Windows XP

Device type: USB

Driver version: 6.1.7100.0

File name: driver83456.zip

Date added: 2010-11-15

This package contains the official realtek wireless lan driver for RTL8191SU Wireless LAN 802.11n USB 2.0 Network Ada devices on Windows 10 32 bit, Windows 8.1 32bit, Windows 7 32bit, Windows Vista 32bit, Windows XP. Click on the download link.

How to install

Troubleshooting

• Installer won’t run: Right‑click the setup file → Run as administrator. Temporarily disable third‑party antivirus if it blocks the installer.
• Device not detected: Try another USB port, avoid hubs, and check that your USB adapter is visible in Device Manager under Network adapters or Other devices.
• Wrong or older driver loads: In Device Manager → Adapter → Driver tab → Uninstall device → check “Delete the driver software for this device” → OK. Then install this package again.
• Code 52/driver signature issues: Ensure Windows updates are applied. On legacy systems like Windows 10 32 bit, Windows 8.1 32bit, Windows 7 32bit, Windows Vista 32bit, Windows XP, you may need to boot with driver signature enforcement disabled temporarily.
• No Wi‑Fi networks after install: Toggle the wireless switch/shortcut, verify WLAN AutoConfig service is running, then reinstall using the INF method.
• Rolling back: If the new version causes issues, use Device Manager → Driver → Roll Back Driver to revert from 6.1.7100.0 to the previous build.

FAQ

What is the realtek wireless lan driver?
It’s the software that lets your Realtek Wi‑Fi hardware communicate with Windows. Installing the correct realtek wireless lan driver ensures stable connections and best performance for RTL8191SU Wireless LAN 802.11n USB 2.0 Network Ada adapters.

Is this driver compatible with my OS?
Yes - this build targets Windows 10 32 bit, Windows 8.1 32bit, Windows 7 32bit, Windows Vista 32bit, Windows XP. If you use a different OS, get the matching package for that version of Windows.

Which version is included here?
The package provides driver version 6.1.7100.0 for RTL8191SU Wireless LAN 802.11n USB 2.0 Network Ada on Windows 10 32 bit, Windows 8.1 32bit, Windows 7 32bit, Windows Vista 32bit, Windows XP.

How do I update from an older release?
Uninstall the current driver from Device Manager, reboot, then install this realtek wireless lan driver using the EXE or INF method above.

My adapter is USB. Does that change the steps?
The process is the same. If Windows installs a generic driver, replace it by pointing Device Manager to the extracted folder’s .INF.

Why download from driverfiles.net?

We provide curated, malware‑scanned packages with clear versioning and instructions. Every realtek wireless lan driver listing includes the exact model, OS compatibility, and clean file names, so you can install the right driver for RTL8191SU Wireless LAN 802.11n USB 2.0 Network Ada on Windows 10 32 bit, Windows 8.1 32bit, Windows 7 32bit, Windows Vista 32bit, Windows XP with confidence.