High availability upgrade to a different firmware version

I have a question regarding updating a HA setup from Firmware SFOS 19.5.3 MR-3-Build652 to SFOS 20.0.2 MR2-Build378. Since this is an update to a different version, does the same principle apply here where...
Wildcard FQDN Stopped Working After Upgrade

Hello, Over the holiday weekend we upgraded our XG330's from 19.5.4 to 20.0.2 MR-2-Build378. After the upgrade none of our wildcard FQDN rules are resolving/working. They worked perfectly fine prior...
XG125 with 20 MR2 blocks UDP 500/4500 after upgrade from MR1

Hello, i need some help. I have a Branch Office wiht a XG125 and SFOS 20 MR1 up and running. Laptop connects over a APX320 AP and get a WiFi IP Address. Laptop was able to connect through Microsoft...
Sophos Firewall: Make your HTTPs CA available for download in the Captive Portal (and elsewhere)

Disclaimer : This information is provided as-is for the benefit of the Community. Please contact Sophos Professional Services if you require assistance with your specific environment. Table...
XG210 upgrade to XGS2100 in HA active-passive configuration

I have a current setup with a pair of XG210 in HA Active-Passive mode and am preparing to upgrade them to XGS2100 in the same HA configuration. I have a configuration backup from the active XG210 and have...