# Install ROS Melodic Morenia on Raspberry pi 4B According to only Ubuntu 19.10 can be use in Raspberry pi 4 . but Ros only could install on Ubuntu 18.04 LTS ( ROS will not support NLTS anymore). To get the method is Twists and turns bCuz information in internet for install ROS on Raspberry pi 4 is rarely that make me write this article. ## Step 1 Update Bootloader Firmware First (using Raspbian)! If you have multiple SD cards ,Using this method you can periodically swap out the card and inst