Raspberry PI – How to install the drivers for a WiFi dongle with the RealTek ( All in one Script)

The best and easiest way to handle this problem is as following

  1. sudo wget -O /usr/bin/install-wifi
    • Downloads the installation file
  2. sudo chmod +x /usr/bin/install-wifi
    • makes it executable
  3. Installation process
    • sudo install-wifi -c rpi-update
      – check for driver if rpi-update is run.
    • sudo rpi-update
      – if a driver is available you can run rpi-update to update firmware.
    • sudo install-wifi -u rpi-update
      – then update the driver for the new kernel installed by rpi-update.
    • sudo reboot
      – now reboot to update the kernel with the new wifi driver.
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