Upgrade Information
You can find FortiController-5000 5.2.11 firmware images on the Fortinet Support Download Firmware Images page by selecting the FortiSwitchATCA product.
Upgrading from FortiController-5000 5.2.7
FortiController-5000 5.2.11 build 0191 supports upgrading from FortiController-5000 5.2.7 and above.
Downgrading to previous firmware versions
Downgrading from FortiController-5000 5.2.11 to previous releases is not supported.
Firmware image checksums
You can find MD5 checksums of FortiController-5000 5.2.11 firmware images on the Fortinet Support Firmware Image Checksums page by entering the firmware image file name including the extension, and selecting Get Checksum Code.