Firmwares to Microsemi / Adaptec Controller gibt es auf der Herstellerseite zum Download:

https://storage.microsemi.com/en-us/downloads/

Firmware Update

After you have downloaded the latest firmware you can update the controller. It is necessary to restart the controller or the entire system in which the controller is installed.

Select the controller in the maxView Storage Manager GUI. Select System > Update Firmware and follow the wizard.

The following is a GIF that shows the process in images

Firmware Update MSA Controller