Lead user through the setup properly

scripts/Windows/OS/User/Add.ps1

@@ -31,6 +31,9 @@ function New-PersonalUser([Context] $context, [string] $userName)
             if (-not (Get-LocalUser $userName -ErrorAction SilentlyContinue)) {
                 Write-Host "Creating Personal User ``$userName``";
 
+                Get-LocalUser | Where-Object { $_.Name -in $context.UserNames } |
+                    Disable-LocalUser;
+
                 while ($true) {
                     Write-Host (
                         [string]::Join(

scripts/Windows/OS/User/Install.ps1

@@ -25,5 +25,8 @@ function Install-PersonalUsers([Context] $context) {
     if ($userID -ge 0) {
         New-PersonalUser $context $($context.UserNames[$userID]);
         Set-UserID ($userID - 1);
+    } else {
+        Get-LocalUser | Where-Object { $_.Name -in $context.UserNames } |
+            Enable-LocalUser;
     }
 }