Step-by-step – Ubuntu 20.04 Realtek RTL8821cu Driver Installation Guide

May 15, 2020 | By the+gnu+linux+evangelist | Filed in: Tutorial.

GNU/Linux Ubuntu 20.04 Realtek RTL8821cu Setup Guide

Hi! The Tutorial Shows You Step-by-Step How to Install Realtek RTL8821cu Wireless Driver in Ubuntu 20.04 Focal LTS GNU/Linux.

Especially relevant: this Realtek RTL8821cu Driver Ubuntu Focal Setup should be working also after a Kernel Upgrade with the Dkms integration.

Most noteworthy: in case of Module Kernel integration Issue the follow instructions on Removing it before Rebooting!

How to Install Realtek RTL8821cu Driver in Ubuntu 20.04 - Featured
  1. 1. Launching Terminal App

    Open a Terminal Shell Emulator Window:
    (Press “Enter” to Execute Commands).

    Step-by-step Ubuntu Realtek RTL8821cu Driver Installation Guide - Open Terminal
  2. 2. Installing Requirements

    Then to Install Required Stuff Simply play:

    sudo apt install linux-headers-generic build-essential git dkms unzip

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