Step-by-step – Realtek RTL-SDR Driver CentOS 8.x/Stream-8 Installation

Installing

3. 3. Downloading Realtek RTL-SDR Driver

   Download Realtek Driver Source for Ubuntu GNU/Linux

   Clone Realtek RTL-SDR Driver Repo for Ubuntu

   Realtek RTL-SDR Driver Source for Ubuntu

   Grab the Latest Release.
   To extract use:

   tar xvzf ~/Downloads/rtl-sdr*.tar.gz -C /tmp/

4. 4. Installing Realtek RTL-SDR Driver

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

   cd /tmp/rtl-sdr*

   Make the build Directory:

   mkdir build

   Entry the build Folder:

   cd build

   Then cmake & make it with:

   cmake ../ -DINSTALL_UDEV_RULES=ON

   make

   And then to Setup it run:

   sudo make install

   Again blacklist the existing Driver with:

   sudo su -c 'echo "blacklist dvb_usb_rtl28xxu" >> "/etc/modprobe.d/realtek.conf"'

   And finally, Reboot with:

   sudo reboot

   (Setup tested on a 5.4 Kernel.)