How to Install Realtek rtl8812au Driver on Ubuntu 24.04

GNU/Linux Ubuntu 24.04: Realtek RTL8812AU Driver Setup – Step-by-Step Guide

Hi! Embark on a journey to enhance your wireless connectivity with our comprehensive tutorial. Follow our step-by-step guide to seamlessly install the Realtek RTL8812AU WiFi driver on Ubuntu 24.04 Noble LTS GNU/Linux.

Especially pertinent to consider, as a simpler alternative, you should initially attempt with the PPA RTL8812AU Driver Setup.

This Realtek RTL8812AU driver for Ubuntu 24.04 setup should be working even after a kernel upgrade with the DKMS integration.

Please be aware that this driver does not support all Linux kernels, so in case of issues, consult the available online documentation.

As a possible solution, see: How to Install New Kernel Guide.

In case of issues, to prevent any possible driver loading interference, take into account: How to Blacklist Kernel Modules.

Finally, from the Realtek Support Driver Website, it comes out that it may be working for all the following chipsets:

• RTL8192EU
• RTL8811AU
• RTL8811CU
• RTL8812AU
• RTL8812BU
• RTL8814AU
• RTL8821AU

1. 1. Launching Shell Emulator

   Open a Terminal window
   (Press “Enter” to execute commands).

   
   Refresh the apt sources:

   sudo apt update

   Authenticate with the User Admin password.
   If you get “User is Not in Sudoers file” then see: How to Enable sudo.

2. 2. Removing Default Driver

   Then in case to Remove Ubuntu Repo RTL8812AU Driver
   Run:

   sudo apt remove rtl8812au-dkms

3. 3. Installing Dependencies

   Then to install required packages
   First, preferably upgrade your system with:

   sudo apt update && sudo apt upgrade

   In this case, then reboot it using:

   sudo reboot

   Then run:

   sudo apt install build-essential linux-headers-$(uname -r) dkms unzip git

   Authenticate with the User Admin password.

4. 4. Downloading Realtek RTL8812AU Driver

   Download Realtek driver for Ubuntu GNU/Linux

   Get Realtek RTL8812AU Driver for Ubuntu

   Realtek Driver Source for Ubuntu

   Or better, clone it with Git.
   Especially relevant: in the new posts revision, I have included a great alternative to the default gnab driver.
   So, in case of the aircrack-ng choice, then follow the Github developer documentation to set it up.
   Especially relevant: the Aircrack-ng release includes support for “Monitor mode” and “Frame injection“!