Advance notice: Important lifecycle dates for Sophos UTM and the SG series

Hello, we received this e-mail from Sophos, we are using Sophos UTM9, we have a doubt regarding upgrading to Sophos XGS series.

What do you advise me to do? also what are steps to upgrade to new Sophos XGS taking into regard that we are using two UTM's  9 firewalls 1 of them software and the other one hardware and are connecting via IP sec

Thank You