ubuntu download 32-bit iso code example
Example: download ubuntu 32 bit
# The last official LTS release of Ubuntu with 32-bit binaries is 16.04.7
# server edition
wget http://releases.ubuntu.com/16.04.7/ubuntu-16.04.6-server-i386.iso
# desktop edition
wget http://releases.ubuntu.com/16.04.7/ubuntu-16.04.6-desktop-i386.iso
# However, there's fresh 32-bit LTS Ubuntu release 20.04.2 (the latest one)
# for Raspberry Pi https://ubuntu.com/download/raspberry-pi
wget https://cdimage.ubuntu.com/releases/20.04.2/release/ubuntu-20.04.2-preinstalled-server-armhf+raspi.img.xz