As reported by jasgomes: https://community.sophos.com/products/unified-threat-management/astaroorg/f/51/t/20555. The same problem exists in 7.470
What good is a time server with the wrong time???
In fact, this should be updated daily, and one might want to have choices similar to those on the 'Up2Date' 'Configuration' tab.
Seems like a cron job isn't running...
Cheers - Bob