Revert firmware on WI-FI Module MB1400 / EMW3080-BP

[alan239955_st]

There is a utility to update the  EMW3080 to version 2.3.4 on the STM32H573I DISCO but how can I revert to a previous version?

Is the source available for the update utility so I can replace 2.3.4 with 2.1.11?

Thank you