When Ubuntu 20.04’s 32-bit libraries reach end-of-life, you have three options:
Do not expect Linux Mint to revive 32-bit. The maintainers have clearly stated that multi-lib complexity and modern browser requirements make 32-bit unsustainable for active development.
Mint 19.3 "Tricia" (Xfce 32-bit) was the last main Ubuntu-based 32-bit release. It is archived and no longer receives security updates. Linux Mint 32-bit Iso File Download
Conclusion for 2025: Always download the LMDE 6 32-bit ISO unless you have a very specific reason not to.
Since 32-bit computers usually rely on older BIOS (not UEFI), you need to ensure your USB creation method is compatible with MBR (Master Boot Record). When Ubuntu 20
Recommended Tool: Etcher (BalenaEtcher) This is the easiest tool for beginners. It handles the formatting automatically.
Alternative Tool: Rufus (Windows) If you need more control or the USB fails to boot: Do not expect Linux Mint to revive 32-bit
Before clicking any download links, you must understand what you are getting. Linux Mint 32-bit is not for daily-driver modern gaming rigs. It is specifically optimized for:
Critical Warning: The only actively maintained 32-bit edition of Linux Mint is LMDE 6 (Linux Mint Debian Edition) . The main Ubuntu-based edition (Cinnamon, MATE, Xfce) dropped 32-bit support after version 19.3 (released December 2019). If you search for "Linux Mint 20 32-bit" or "Mint 21 32-bit," you will not find them.