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Lifecycle data

SonicWall SonicOS Firewalls end-of-life dates

3 of the 9 tracked SonicOS Firewalls releases carry a published support-end date. None is currently inside a published support window.

Sources checked 2026-07-1512 tracked SonicOS Firewalls advisories

Every tracked SonicOS Firewalls release

ReleaseStatusEnd of active supportEnd of support
SonicOS 7.3.2 (General Release)No verified dates——
SonicOS 7.3.1 (Maintenance Release)No verified dates——
SonicOS 7.3.0 (Feature Release)No verified dates——
SonicOS 7.0.1-5169 (Maintenance Release)No verified dates——
SonicOS 7.1.x and 7.0.xEnd of support—2025-09-30
SonicOS 6.5.5.1 (Active General Release)No verified dates——
SonicOS 6.5.4.15 and older 6.x versionsEnd of support—2025-02-04
SonicOS 5.9.2.14 (Active General Release)No verified dates——
SonicOS 5.9.2.13 and older 5.x versionsEnd of support—2024-08-22

“—” means the source publishes no date for that row. It is not a statement that support continues.

Sources for these dates

Lifecycle dates come from the cited sources on the review date shown. Vendor documentation and your support contract remain authoritative. Where a vendor publishes no date, this page says so instead of estimating one.All SonicWall lifecycle data