OpenBSD 4.6 End of Life
Support dates and upgrade guidance — rebuilt from live data.
OpenBSD 4.6 reached end of life on 1 Nov 2010. It no longer receives security fixes.
Support timeline
Official dates from the OpenBSD release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 18 Oct 2009 | — |
| End of life | 1 Nov 2010 | 15.8 years ago |
| Latest release | — | final |
Where to go from 4.6
Recommended target: OpenBSD 7.9 (supported until 1 Jun 2027).
The newest actively supported branch is OpenBSD 7.9 (latest release ).
Frequently asked questions
Is OpenBSD 4.6 still safe to use?
OpenBSD 4.6 reached end of life on 1 Nov 2010, 5,760 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download OpenBSD 4.6?
Yes — the final release (4.6) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade OpenBSD 4.6 to?
Upgrade to OpenBSD 7.9, the newest actively supported branch (supported until 1 Jun 2027).