Please contact Sophos Support Team for the 17.5 image or you may download from the customer portal if it available.
With all the enhancements over the last two years in Sophos Firewall v18.x, we are announcing the End-of-Life (EoL) of SFOS firmware v17.5 for all devices except the XG 85(w) and XG 105(w). The EoL for SFOS v17.5 will be effective Nov 30, 2021.
End-of-Life (EoL) is the date at which Sophos will no longer be providing support, security updates, or service. Devices must be updated to a more recent firmware release before the EoL date.
End-of-Life (EoL) announcement for Sophos (XG) Firewall OS firmware v17.5:
