BIG-IP 15.1 End of Life
Support dates and upgrade guidance — rebuilt from live data.
BIG-IP 15.1 reached end of life on 31 Dec 2024. It no longer receives security fixes.
Support timeline
Official dates from the BIG-IP release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 11 Dec 2019 | — |
| End of life | 31 Dec 2024 | 1.6 years ago |
| Latest release | 15.1.10 · 30 Aug 2023 | final |
Where to go from 15.1
Recommended target: BIG-IP 21.1 (supported until 5 May 2029).
The newest actively supported branch is BIG-IP 21.1 (latest release 21.1.0).
Frequently asked questions
Is BIG-IP 15.1 still safe to use?
BIG-IP 15.1 reached end of life on 31 Dec 2024, 586 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download BIG-IP 15.1?
Yes — the final release (15.1.10) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade BIG-IP 15.1 to?
Upgrade to BIG-IP 21.1, the newest actively supported branch (supported until 5 May 2029).