Can I update to the latest release 6.7?
What are my options for updating? Im not currently on-site. Can I update via an update tool (I have remote access to other workstations on-site). I see mention of an update manager, but I cant find it.
The answer is: It depends.
It's basically possible to do a direct upgrade from ESXi 6.0 to ESXi 6.7. However, there are some things you need to check prior to upgrading, in order to avoid running into issues.
Some of these things are: