Realtek 11n usb wireless lan utility rtl8191su software

Realtek RTL8191SU Software Installation Guide for Linux OS

Introduction

---------

The Realtek RTL8191SU wireless LAN 802.11n USB 2.0 Network Adapter is a popular choice among laptop users seeking reliable Wi-Fi connectivity on the go. However, installing this adapter can sometimes prove to be an arduous task, especially when using Linux-based operating systems.

In this article, we will provide step-by-step instructions on how to successfully install and configure your Realtek RTL8191SU wireless LAN 802.11n USB 2.0 Network Adapter on a variety of Linux distributions.

Prerequisites

---------

Before proceeding with the installation process, ensure that you have met the following requirements:

* Your laptop is equipped with an available USB port.

* You possess administrative privileges to perform system-level changes.

* Ensure your computer meets the minimum hardware specifications for running Linux OS (at least 1 GHz CPU, 256 MB RAM).

Step-by-Step Installation Guide

-----------------------------

### Step 1: Downloading and Extracting the Drivers

Firstly, navigate to a suitable location on your hard drive where you can download and extract the Realtek RTL8191SU drivers. It is recommended to use an external USB flash drive for this purpose.

For Red Hat-based distributions (Fedora, CentOS), visit 'Realtek's official website'(https://www.realtek.com/zh-ww/download/driverhcl#RTL8188CUS-UPA) and select your operating system from the drop-down menu. Download both `rtl8192cu-dkms` and `firmware-realtek` packages.

For Ubuntu-based distributions (Ubuntu, Mint), open a terminal or command prompt as root/sudo user using either `sudo -i`, followed by your password when prompted:

```bash

# apt-get update && apt-get install --yes dkms firmware-rtl8192cu-hybrid broadcom-wl-dbg firmware-realtek

```

### Step 2: Installing the Drivers

After downloading and extracting the drivers, follow these instructions to complete the installation process:

#### Red Hat-based distributions (Fedora, CentOS)

1. Change into the directory where you extracted the driver files using `cd`.

```bash

$ cd path/to/RTL8190A_UWRT_2.4APC.EXE/

```

2. Extracting the drivers can be done by running:

./install.sh

3. Follow on-screen instructions to finish installing the Realtek RTL8191SU driver.

#### Ubuntu-based distributions (Ubuntu, Mint)

1. Change into the directory where you extracted the `rtl-*.deb` files using `cd`.

```bash

$ cd path/to/RTL8188CUS-Linux-WPA2-Hybrid-V3_0.4.tar.gz/

```

2. Install the drivers by running:

sudo dpkg -i *.deb

### Step 3: Configuring the Adapter

After successful installation, your Realtek RTL8191SU wireless adapter should now be recognized and available for use within Network Manager or `nmcli` utility.

To configure additional settings such as SSID (Network Name), Password/Passphrase, etc., launch either of these tools:

* For Red Hat-based distributions:

* Right-click on the network icon in the top-right corner of your desktop and select 'Edit Connections'.

* Double-click on the newly created 'Realtek RTL8191SU' connection.

* For Ubuntu-based distributions:

* Click on the Network Manager tray icon at the bottom right-hand side of your screen.

* Right-click on any available network interface (e.g., eth0, wlan0).

* Select 'Edit'.

Troubleshooting

------------

If you encounter issues during or after installation, refer to these common solutions:

* Ensure that both `rtl8192cu` and `firmware-realtek` packages are installed.

* Try booting into safe mode (Shift + F3 for Red Hat-based distributions) before attempting driver reinstallation.

-------

With this comprehensive guide, you should now be able to successfully install the Realtek RTL8191SU wireless LAN 802.11n USB 2.0 Network Adapter on your Linux OS laptop. Remember to always refer to official documentation and community forums for specific distribution-specific instructions if needed. Happy networking!

Realtek 11n usb wireless lan utility rtl8191su software