Yocto Project 4.1 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Yocto Project 4.1 reached end of life on 27 May 2023. It no longer receives security fixes.
Support timeline
Official dates from the Yocto Project release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 23 Oct 2022 | — |
| End of life | 27 May 2023 | 3.2 years ago |
| Latest release | 4.1.4 · 11 May 2023 | final |
Where to go from 4.1
Recommended target: Yocto Project 6.0 (supported until 30 Apr 2030).
The newest actively supported branch is Yocto Project 6.0 (latest release 6.0.1).
Frequently asked questions
Is Yocto Project 4.1 still safe to use?
Yocto Project 4.1 reached end of life on 27 May 2023, 1,170 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Yocto Project 4.1?
Yes — the final release (4.1.4) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Yocto Project 4.1 to?
Upgrade to Yocto Project 6.0, the newest actively supported branch (supported until 30 Apr 2030).