end-of-life.org

MX Linux 21 End of Life

Support dates and upgrade guidance — rebuilt from live data.

End of Life

MX Linux 21 reached end of life on 30 Jun 2026. It no longer receives security fixes.

40 days without security patches
Recommended action: upgrade to MX Linux 25.
Check your versioncat /etc/lsb-release

Support timeline

Official dates from the MX Linux release process.

MilestoneDateStatus
Initial release21 Oct 2021
End of life 30 Jun 2026 0.1 years ago
Active support ended30 Jun 2024 security fixes only after this
Latest release21.3 · 15 Jan 2023 final

Where to go from 21

Recommended target: MX Linux 25 (supported until 30 Jun 2030).

The newest actively supported branch is MX Linux 25 (latest release 25.2).

Frequently asked questions

Is MX Linux 21 still safe to use?

MX Linux 21 reached end of life on 30 Jun 2026, 40 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.

Can I still download MX Linux 21?

Yes — the final release (21.3) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.

What should I upgrade MX Linux 21 to?

Upgrade to MX Linux 25, the newest actively supported branch (supported until 30 Jun 2030).

All MX Linux versions