Block out contract device from upgrading to next or major or minor release

This information is also available in the FortiAnalyzer 7.4 Administration Guide: Updating the system firmware

To view available FortiGuard images:

1. A FortiAnalyzer with a valid contract will display all available FortiGuard images and allow upgrading or downgrading to any version.
   • System Settings:
     
2. A FortiAnalyzer without a valid contract or with an expired contract will only display available patch images and support patch upgrades.
   • System Settings: