How to download the latest SonicOS (Standard or Enhanced) Firmware Version? 2017
First, connect to your mysonicwall.com account at http://www.mysonicwall.com.
Type your username and password.
Click Downloads link from the left side.
After that, click Additional Software Versions.
Choose the latest version and click on the Firmware link.
Save the new firmware on your management computer.
Now, you have the latest firmware for your Sonicwall.
