Will 6.7 U1 allow upgrades from 6.5 U2 ?
Yes. Please refer the below link.
https://blogs.vmware.com/vsphere/2018/08/under-the-hood-vsphere-6-7-update-1.html
Yes. Please refer the below link.
https://blogs.vmware.com/vsphere/2018/08/under-the-hood-vsphere-6-7-update-1.html
I found that Blog 10 minutes after posting my question:smileyblush: Tnx.
I will let this stay here for others to see.