[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...
Sophos SG135 WAN side firewall configuration new problem creating a Vlan interface

I have a few subnets and have been trying to bring some discipline to my firewall configuration. Because the system is live I am trying to create a new interface Test_Network on a VALN using my private...
Too many failed logins 45.140.17.26 How possible

I am using UTM 9.720.5, which is the newest firmware. I know, it is a Russian IP and I am not the only one which tried to be hacked! Under WebAdmin I have only allowed access from the internal network...
Authenticate/Decrypt packet error: packet HMAC authentication failed

Hello altogether, we still have a UTM here in version 9.719-3. We also have the latest Connect Client. There is now one employee, at least I only know of one, who keeps getting the message “Authenticate...
UTM 9.720-5 - Admin portal fails to load after update

FYI. Just updated 9.719-3 with latest 9.720-5 and after update I could not open the admin portal. I had to roll back my VM to gain access again. Error from browser was "connection refused" so possible...