sns firmware end of life dates — full support timeline
13 of 15 tracked sns firmware releases have already reached end of life. The dates below are published support dates, not estimates.
Version support timeline
| Release | Released | End of life | Latest | Status |
|---|---|---|---|---|
| 5.0 | 2025-09-24 | not announced | — | supported |
| 4.8 LTS | 2024-07-02 | not announced | — | supported |
| 4.7 | 2023-10-31 | 2025-02-12 | — | ended |
| 4.6 | 2022-11-24 | 2024-05-22 | — | ended |
| 4.5 | 2022-07-05 | 2022-11-24 | — | ended |
| 4.4 | 2022-05-12 | 2022-06-30 | — | ended |
| 4.3 LTS | 2022-01-12 | 2026-03-31 | — | ended |
| 4.2 | 2021-04-06 | 2022-07-21 | — | ended |
| 4.1 | 2020-09-24 | 2021-04-06 | — | ended |
| 3.11 LTS | 2020-09-24 | 2024-06-30 | — | ended |
| 4.0 | 2020-01-07 | 2020-09-24 | — | ended |
| 3.7 LTS | 2018-09-29 | 2024-06-30 | — | ended |
| 3 | 2016-11-21 | 2020-09-24 | — | ended |
| 2 | 2015-03-31 | 2021-09-13 | — | ended |
| 1 | 2014-06-03 | 2015-04-24 | — | ended |
Who is affected
Anyone running an unsupported sns firmware release. After end of life a version stops receiving security patches, which typically becomes an audit or compliance finding before it becomes an outage. Upgrading to a supported release is the migration path; the table above shows which releases still qualify.
Source
These dates are maintained by endoflife.date/sns-firmware, an open community dataset that cites vendor announcements. Verify against the vendor before making a compliance decision.
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