After you’re done freaking out that you can’t upgrade your ESXi host (from 6.5 to 6.7 in this particular case – but likely similar across the board with 5.5 and 5.1) you need to remove it from the cluster. Enter Maintenance mode and Flush VMs. Remove from Cluster Upgrade
I’m sick of scouring the internet for which Apple computers are upgradable and which aren’t. As a computer repair shop owner of 4 years, and IT systems admin — I have a hard time buying a laptop that I can’t repair. Hard drives and solid state drives deteriorate and die (no matter what!) so something swappable is very important to me. Here’s what I’ve found …
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