Step-by-step – Manjaro Realtek Rtl8812au Driver Installation

Installing

2. 2. Installing AUR Package Manager

   How to Install Yay for Manjaro GNU/Linux

   Installing Yay Aur Package Installer

   Yay Manjaro Setup Guide

3. 3. Installing Realtek rtl8812AU Driver

   Then to Install Realtek rtl8812AU Driver for Arch
   So now you dispose of several alternatives, here in order of AUR votes:

   yay -Sy --noconfirm rtl88xxau-aircrack-dkms-git

   yay -Sy --noconfirm rtl8812au-dkms-git

   yay -Sy --noconfirm rtl8812au-inject-dkms-git

   yay -Sy --noconfirm rtl8821au-dkms-git

   yay -Sy --noconfirm rtl88x2bu-dkms-git

   Last, try to Search in the AUR Packages for someone Driver of the Group specified in the Intro.
   Especially relevant: the rtl8812AU Aircrack-ng Driver support “Monitor mode” and “Frame injection”.

4. 4. Loading Realtek rtl8812AU Driver

   Now to Load Realtek Driver into Arch’s Kernel
   Try to Load it with the following Command:

   sudo modprobe 8812au

   Possibly Reboot to Activate your Device:

   sudo reboot

So Now I’m truly Happy if My Guide could Help you to Install Realtek RTL8812au Driver on Manjaro Linux!