Here you can find a simple explanation on how UUP Dump Website works: https://forums.mydigitallife.net/posts/1515405 In the second post i explained how to create a multiple editions UUP>ISO.
It did here: https://forums.mydigitallife.net/threads/windows-10-hotfix-repository.57050/page-411#post-1530283
Does anyone know what happened to Official MVS Consumer & Business ISOs? It seems to have been suspended for a long time. I searched the reason for a whole day but did not find why.