Step-by-step – Realtek rtl8821AU Driver Ubuntu 20.04 Installation

November 7, 2020 | By the+gnu+linux+evangelist | Filed in: Tutorial.

Installing

  1. 5. Installing Realtek rtl8821AU Driver

    Then to Install rtl8821AU Wi-fi Driver for Ubuntu
    Access the Target folder:

    cd  /tmp/*master

    Or in case of Git Checkout:

    cd rtl8812au

    To Make it:

    make

    Then to Test the installation run:

    sudo insmod 8812au.ko

    And then to Setup just Copy the Module into the Right Location with:

    sudo cp 8812au.ko /lib/modules/$(uname -r)/kernel/drivers/net/wireless

    And finally, Update Module Depencencies:

    sudo depmod

  2. 6. Setting Up DKMS

    Next to Add 8812au to DKMS modules
    So it Automatically Rebuilds and Install on Kernel Updates.
    First, Copy the Source into /usr/src:

    sudo mkdir /usr/src/8812au-4.2.3
    sudo cp -r ./* /usr/src/8812au-4.2.3/

    And the Setup it:

    sudo dkms add -m 8812au -v 4.2.3
    sudo dkms build -m 8812au -v 4.2.3
    sudo dkms install -m 8812au -v 4.2.3

    Now to Check the Status play:

    sudo dkms status

    Finally, eventually to Automatically load at boot run:

    echo 8812au | sudo tee -a /etc/modules

    Thanks to gnab inestimable Work!

    3. So Now I’m truly Happy if My Guide could Help You to Install Realtek rtl8821AU Driver on Ubuntu 20.04!

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