Step-by-step – Realtek Rtl8812BU Linux Mint 21 Driver Installation

GNU/Linux Mint 21 Realtek rtl8812BU Driver Setup – Step-by-step Guide

Hi! The Tutorial shows you Step-by-Step How to Install Realtek rtl8812BU Wireless Driver in Mint 21.x Vanessa/Vera/Victoria/Virginia LTS GNU/Linux Desktop.

And this Mint 21 Realtek rtl8812BU Driver could be supporting all the rtl88x2BU Chipset equipped Devices, as for instance the rtl8822BU one.

Moreover, this Realtek rtl88x2BU Driver Linux Mint 21 Setup should be working also after a Kernel Upgrade with the Dkms integration.

This Realtek rtl88x2BU Driver has been successfully tested with a Linux Kernel 4.4+.

And following the Realtek Driver Suppor Documentation it may be working also for all the following Chipsets:

• rtl8192EU
• rtl8811AU
• rtl8811CU
• rtl8812AU
• rtl8812BU
• rtl8814AU
• rtl8822BU

Please be aware of how this Driver is Not supporting all the Linux Kernels range, so in case of issue consult the available Online Documentation.

So as a possible Solution, then you may also see: How to Install New Kernel Guide.

Again, in case of Issue for preventing any possible Driver loading Interference you should also take into account: How to Blacklist Kernel Modules.

1. 1. Launching Shell Emulator

   Open a Terminal window
   (Press “Enter” to Execute Commands)

   
   In case first see: Terminal QuickStart Guide.
   

2. 2. Installing Dependencies

   Then to Install Required Stuff
   First, possibly, upgrade your System with:

   sudo apt upgrade

   Authenticate with the User Admin Pass.
   If Got “User is Not in Sudoers file” then see: How to Enable sudo.
   And if a New Kernel is installed then restart with:

   sudo reboot

   So then run:

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