Step-by-step – Ubuntu 18.04 Realtek RTL8821cu Driver Installation

May 15, 2020 | By the+gnu+linux+evangelist.

GNU/Linux Ubuntu 18.04 Realtek RTL8821cu Driver Setup – Step-by-step Guide

Hi! The Tutorial shows you Step-by-Step How to Install Realtek RTL8821cu Wireless Driver for Ubuntu 18.04 Bionic LTS GNU/Linux.

Especially relevant, as an Easier Alternative you should first try with the PPA rtl8821CU Driver Setup.

And this Realtek RTL8821cu Driver for Ubuntu Bionic Setup should be working also after a Kernel Upgrade with the Dkms integration.

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.

How to Install Realtek RTL8821cu Driver for Ubuntu 18.04 - Featured
  1. 1. Launching Terminal

    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 Dependencies

    Then to Install Required Stuff Simply play:

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

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