Download a ZIP file with the update
https://my.vmware.com/group/vmware/patch
Upload to any datastore
Set to maintenance mode
esxcli system maintenanceMode set --enable=true
Install the patch
esxcli software vib update --depot /vmfs/volumes/datastore1/iso/ESXi670-202207001.zip
Reboot ESXi host
reboot -f
Disable the maintenance mode
esxcli system maintenanceMode set --enable=false
Make sure that the OS version has been updated
vmare -v