GNU/Linux Fedora 34 Realtek RTL8821cu Driver Setup Guide
Hi! The Tutorial shows you Step-by-Step How to Install Realtek RTL8821cu Wireless Driver in Fedora 34 GNU/Linux.
Especially relevant: this Realtek RTL8821cu Driver Fedora 34 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.
1. Launching Terminal
Open a Terminal Shell Emulator Window:
(Press “Enter” to Execute Commands).
2. Installing Dependencies
Then to Install Required Stuff First, run:
sudo dnf groupinstall "Development Tools"Further you may need also the C Libraries:
sudo dnf groupinstall "C Development Tools and Libraries"And again:
sudo dnf install dkms elfutils-libelf-devel unzipAuthenticate with the User Admin Pass.
If Got “User is Not in Sudoers file” then see: How to Enable sudo.