I tried to add my freshly installed rPI 4 running ESXi on ARM to my HomeLab vCenter. It failed with “A general system error occurred: Unable to push signed certificate to host 192.168.0.99” The root cause is that the rPI has no battery backed RTC therefore the time is out of sync and all certificates are invalid. Quick …

VMware has finally released ESXi on ARM as a fling. You can run it on a Raspberry Pi 4 4GB better to use the 8GB model. VMware Fling ESXi on ARM