Although Ubuntu has dropped support for 32-bit architectures, you can still find and download the 32-bit ISO files from various online sources, such as:
Official Ubuntu desktop images for 32-bit (x86/i386) architectures were discontinued after Ubuntu 18.04 LTS (released April 2018). The final version with official Canonical desktop support was 18.04, which reached End of Standard Support in April 2023. linux ubuntu 32 bit iso
While official development of 32-bit (i386) ISOs for the standard Ubuntu Desktop has largely ceased, you can still access specific versions and "flavors" designed for older hardware. Latest Official 32-bit Options The transition away from 32-bit hardware means that modern releases (like Ubuntu 24.04 or 25.10) do not offer 32-bit desktop ISOs. Ubuntu +1 Ubuntu 18.04.6 LTS (Bionic Beaver): This was the final major LTS release to offer a official 32-bit (i386) version, primarily via alternative downloads or "netboot". Ubuntu 16.04.7 LTS (Xenial Xerus): The last version with a standard, direct-download 32-bit Desktop ISO. It is now past its standard support life but remains a reference for legacy systems. 32-bit ARM (armhf): Unlike x86, 32-bit ARM architecture is still supported in modern releases like Ubuntu 24.04 LTS , specifically for IoT and embedded devices. Ubuntu Releases +6 Lightweight "Flavors" for Old Hardware If you need a 32-bit environment for a PC, community-driven flavors often maintained support longer than the main version: 11 sites Installation/MinimalCD - Community Help Wiki Feb 4, 2023 — Latest Official 32-bit Options The transition away from
Before installing Ubuntu 32-bit, ensure that your computer meets the minimum system requirements: It is now past its standard support life
While ISOs are no longer produced for new versions like Ubuntu 26.04 LTS, many 32-bit (i386) library packages are still maintained to support 32-bit applications running on 64-bit systems. Where to Download Ubuntu 32-Bit ISOs