GNU/Linux Ubuntu Realtek RTL8812au Driver Installation Guide
Hi! The Tutorial shows you Step-by-Step How to Install Realtek RTL8812au Wireless Driver for Ubuntu GNU/Linux Desktops.
Especially relevant: this Realtek RTL8812au Driver Ubuntu Setup should be working also after a Kernel Upgrade with the Dkms integration.
And this Realtek RTL8812au Driver Source Install should works when the Default Setup is Failing.
1. Launching Shell Emulator
Open a Terminal window
(Press “Enter” to Execute Commands).Refresh the Apt Sources:
sudo apt update
Authenticate with the User Admin Pass.
If Got “User is Not in Sudoers file” then see: How to Enable sudo.2. Removing Default Driver
Then in case to Remove Ubuntu Repo rtl8812au Driver
With:sudo apt remove rtl8812au-dkms
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