Palo Alto Networks PAN-OS 11.1 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Palo Alto Networks PAN-OS 11.1 is actively supported. It reaches end of life on 3 May 2027.
267 days of security support left
11.1.16 latest release
79% of this branch's supported lifetime has elapsed — 3 Nov 2023 → 3 May 2027.
Check your versionshow system info | match sw-version
Support timeline
Official dates from the Palo Alto Networks PAN-OS release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 3 Nov 2023 | — |
| End of life (scheduled) | 3 May 2027 | in 267 days |
| Latest release | 11.1.16 · 7 Jul 2026 | current |
How much runway a newer branch buys
Moving to Palo Alto Networks PAN-OS 12.2 extends security support by about 819 days.
| Branch | End of life | Days left | vs 11.1 |
|---|---|---|---|
| Palo Alto Networks PAN-OS 12.2 | 30 Jul 2029 | 1,086 | +819 days |
| Palo Alto Networks PAN-OS 12.1 | 28 Aug 2028 | 750 | +483 days |
| Palo Alto Networks PAN-OS 11.2 | 2 May 2027 | 266 | -1 days |
| Palo Alto Networks PAN-OS 11.1 | 3 May 2027 | 267 | this branch |
Frequently asked questions
When does Palo Alto Networks PAN-OS 11.1 reach end of life?
Palo Alto Networks PAN-OS 11.1 reaches end of life on 3 May 2027 — 267 days from now. After that date it receives no security fixes.
Is Palo Alto Networks PAN-OS 11.1 still supported?
Yes. Palo Alto Networks PAN-OS 11.1 is currently maintained. Latest release: 11.1.16, published 7 Jul 2026.
What happens when Palo Alto Networks PAN-OS 11.1 reaches end of life?
Security fixes stop. After 3 May 2027 this branch receives no further updates under standard support.
How long do I have to upgrade from Palo Alto Networks PAN-OS 11.1?
267 days. Moving to Palo Alto Networks PAN-OS 12.2 instead buys roughly 819 more days of security support.
All Palo Alto Networks PAN-OS versions
12.2 supported 12.1 supported 11.2 supported 11.1 supported 11.0 EOL 2024 10.2 EOL 2025 10.1 EOL 2024 10.0 EOL 2022 9.1 EOL 2024 9.0-xfr EOL 2020 9.0 EOL 2022 8.1 EOL 2022 8.0 EOL 2019 7.1 EOL 2020 7.0 EOL 2017 6.1 EOL 2018 6.0 EOL 2017 5.1 EOL 2017 5.0 EOL 2016 4.1 EOL 2015 4.0 EOL 2014 3.1 EOL 2013 3.0 EOL 2010 2.1 EOL 2012 2.0 EOL 2009 1.3 EOL 2008