[WARN-603] Let's Encrypt certificate renewal failed accessing Let's Encrypt service

I am getting this after doing some updates. It seems to be timing out. It is on Sophos UTM 9.720-5. It is a SG210. Any help or suggestions would be great or if you need some addition info let me know...
post quanten encryption

Hallo liebe Gemeinde, habt Ihr eine Idee wie wir z.B. unsere IPsecs wirkungsvoll gegen die Angriffe von Quantencomputern schützen können? Was ist da die Best Practice auch im Bezug auf den Zeitraum...
Method for Migration: From Sophos SG UTM 9 version 9.719-3 to Sophos XGS latest version

Hi Community members, This post is because: We begin a contract to replace our Sophos SG to Sophos XGS as platform with support from the manufacturer. I open this discussion because: Someone...
HA config - After trying to upgrade to the latest version I can no longer reach the web admin page

Sophos UTP PC Config: The PCs (HP SFF 6200 pro i3 (2120) 3.3Ghz) that I have been using for Sophos UTM for years has a total of 6 Ethernet ports. eth0: (Dell/Intel U3867 single port PCIe) is the HA...