Device Registration fails: Appliance connectivity issue with the license server - Time not set

I tried to register a RMA firewall with SFOS 21 EAP after it has been claimed in Central. It did not work. Either Administration -> "Registration" failed also Sophos Central -> "Sophos Central registration...
Xstream License - License Migration from XGS 107 to XGS 108?

Dead Community, Dead Sophos Team, now with the 2. gen XGS devices, i would like to upgrade my current XGS 107 FW, where i already have a 3 year subscription for Xstream. Is it possible to migrate...
Cannot establish NTLM Authentication channel

Lots of posts about this. Here is an example. AD SSO - Cannot establish NTLM authentication channel with xxx Seems like the recommendation is to disable AD SSO in all zones. But what if we want SSO...
XG 115 Network Protection License Renewal

I have XG 115 which only has an active basic protection license. Now I need to add new sd-red 20 devices. Can I purchse the Network Protection license and proceed? Will it work? Cuz one of Network specialists...
zero touch and initial deployment not working Firewall is able to reach Sophos licensing system.

Firewall is able to reach Sophos licensing system https://eu-prod-utm.soa.sophos.com in manual setup wizard That no NTP server enabled per default flaw should be fixed quickly. XGS136_XN02_SFOS...