Hi XG Community!

We've released SFOS v17.5.5 MR5 for the Sophos XG Firewall. Initially, the firmware will be available by manual download from your MySophos account. We then make the firmware available via auto-update to a number of customers, which will increase over time.

Please visit the following link for more information regarding the upgrade process: Sophos XG Firewall: How to upgrade the firmware.

What's New in XG Firewall v17.5 MR5

APX 120 support for XG Firewall

The APX 120 is a new entry-level, 2x2 MIMO access point. It comes with dual-radio technology and supports 802.11ac Wave 2 for much improved performance over the equivalent AP Series models. With 17.5 MR5, you would be able to manage APX 120 from XG Firewall.

Issues Resolved in SF 17.5 MR5

  • NC-42458 [Authentication] CAA error "Username already logged in too many times. Client will try again shortly"
  • NC-43413 [Authentication] access_server does not always react to service heartbeats
  • NC-43108 [Email] Unable to use a Russian search string in SMTP quarantine search
  • NC-40223 [Licensing] Unable to send license sync request after not receiving CSR response
  • NC-44226 [Wireless] MAC filtering cannot be configured for a SSID using API


To manually install the upgrade, you can download the firmware from the MySophos portal. Please refer to Sophos XG Firewall: How to upgrade the firmware.