Wifi Adpater Driver Installation

1. Close the secure boot mode in BIOS setup

   mokutil --sb

2. Check the wifi adapter type:

   Intel® Wi-Fi 6E AX211

3. Check system kernal version, processor type and operating system

   uname -a

4. sudo apt-get update

5. Install Hardware Enablement (HWE) stack for Ubuntu 20.04

   sudo apt-get install linux-generic-hwe-20.04

6. sudo apt-get install build-essential dkms

7. cd /Downloads

   https://drive.google.com/file/d/1Gkr_ZqefV2OoP7EOyyKT1Z2Hr2nKfwyv/view?usp=drive_link

8. sudo dpkg -i backport-iwlwifi-dkms_9858-0ubuntu3.4_all.deb

9. sudo modprobe iwlwifi

   Nvidia diver Installation

1. sudo apt-get purge nvidia*

   ubuntu-drivers devices

2. Based on the output install the recommend one :

• sudo apt-get install nvidia-driver-560
  
  sudo reboot