install virtual box
Follow this copy and past,
1. sudo apt upgrade
2. wget q https://www.virtualbox.org/download/o... -O | sudo apt-key add
3. wget -q https://www.virtualbox.org/download/o... -O | sudo apt-key add -
4. echo "deb [arch=amd64] http://download.virtualbox.org/virtua... eoan contrib" | sudo tee /etc/apt/sources.list.d/virtualbox.list
5. echo "deb [arch=amd64] http://download.virtualbox.org/virtua... $(lsb_release -sc) contrib" | sudo tee /etc/apt/sources.list.d/virtualbox.list
6. sudo apt upgrade
7. sudo apt install linux-headers-$(uname -r) dkms
8. sudo apt-get install virtualbox-6.1
9. cd ~/
10. wget https://download.virtualbox.org/virtu...
11. sudo apt install virtualbox-qt
12. virtualbox