GNU/Linux Debian Bullseye Realtek rtl8821AU Driver Setup – Step-by-step Guide
Hi! The Tutorial shows you Step-by-Step How to Install Realtek rtl8821AU WiFi Driver in Debian Bullseye 11.x GNU/Linux.
Especially relevant: this Realtek rtl8821AU Driver Debian Bullseye Setup should be working also after a Kernel Upgrade with the Dkms integration.
Finally, from the Realtek Support Driver Website comes out that it may be working for all the following Chipsets:
- RTL8192EU
- RTL8811AU
- RTL8811CU
- RTL8812AU
- RTL8812BU
- RTL8814AU
- RTL8821AU
1. Launching Shell Emulator
Open a Terminal window
(Press “Enter” to Execute Commands).sudo apt update
Authenticate with the User Admin Pass.
If Got “User is Not in Sudoers file” then see: How to Enable sudo.2. Downloading Realtek rtl8821AU Driver
(Bewilderment can arise because this setup is making use of the rtl8812AU Code)
Download Realtek rtl8821AU Driver in Debian GNU/LinuxOr better Clone it with Git.
Especially relevant: in the New Posts Revision I have included a greate Alternative to the default gnab Driver.
So, in case of the aircrack-ng choice then follow the Github Developer Documentation to setup it.
Especially relevant: the Aircrack-ng release include support for “Monitor mode” and “Frame injection“!
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