Install Ubuntu 20.04 on Raspberry Pi

1. Download Raspberry Pi Imager
   
   
   
   https://www.raspberrypi.org/downloads/
   
   
   
   

2. Install and Run Raspberry Pi Imager
   
   
   
   

3. Choose OS and SD Card
   
   Choose Ubuntu -> Ubuntu 20.04 LTS (Pi 2/3/4)
   
   

Choose your SD Card, then Write

4. Boot Raspberry Pi with your SD Card
   
   
   
   
5. User following username and Password
   
   User: ubuntu
   
   Pass: ubuntu
   
   
   
   It will prompt you to change password right away after you log in.
   
   
6. sudo -i
   
   
   
   You will need to connect your Ethernet cable to get Internet access to update your system.