|What does that answer have to do with addressing the question???|
The behavior of the welcome screen as described is totally normal.
Administrator shows until you create your first user. You can still access it easily by doing a control-alt-delete a couple of times which brings up the logon box.
Otherwise you can set administrator to show on the welcome screen as follows
1.Open Registry Editor.
2.In Registry Editor, navigate to the following registry key:
3.Create the following entry:
4.Assign a value of 1.
5.Close Registry Editor.
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