Air-ct5500-k9-8-3-150-0 Jun 2026

: This version was widely adopted as a stable "gold star" release for 5508 controllers before organizations began migrating to newer AireOS versions like 8.5 or transitioning to Catalyst 9800 series controllers.

Software release was the final maintenance release in the 8.3 train, which ended its software maintenance support on November 15, 2019. air-ct5500-k9-8-3-150-0

This report details the specifications, software environment, and deployment considerations for the wireless controller running software version 8.3.150.0 . Product Overview: AIR-CT5508-K9 : This version was widely adopted as a

If you are currently running : This is a safe upgrade. If you are running 8.5.x or newer : Do not downgrade to this version. The AP image versioning and database schema changed after 8.3. A downgrade will factory reset your config. 2019. This report details the specifications