This article describes the way to download the SonicWall access point firmware and how to find the correct firmware version applicable based on the SonicWall firmware.
To download the correct SonicWall access point firmware version based on the SonicWall firmware:
This release includes significant user interface changes and many new features that are different from the SonicOS 6.5 and earlier firmware. The below resolution is for customers using SonicOS 7.X firmware.
This release includes significant user interface changes and many new features that are different from the SonicOS 6.2 and earlier firmware. The below resolution is for customers using SonicOS 6.5 firmware.
NOTE: The firmware you can apply to the SonicPoints has to be compatible with the firmware version currently installed on the SonicWall so make sure to follow this procedure and download the correct firmware.
To upgrade the SonicPoint firmware you can follow this KB: How to Upgrade SonicPoint Firmware