Create dynamically a User to Local User and Groups in C#

public void CreateUserAccount(string login, string password, string fullName, bool isAdmin)
{
try
{
DirectoryEntry dirEntry = new DirectoryEntry("WinNT://" + Environment.MachineName + ",computer");
DirectoryEntries entries = dirEntry.Children;
DirectoryEntry newUser = entries.Add(login, "user");
newUser.Properties["FullName"].Add(fullName);
newUser.Invoke("SetPassword", password);
newUser.CommitChanges();

// Remove the if condition along with the else to create user account in "user" group.
DirectoryEntry grp;
if (isAdmin)
{
grp = dirEntry.Children.Find("Administrators", "group");
if (grp != null) { grp.Invoke("Add", new object[] { newUser.Path.ToString() }); }
}
else
{
grp = dirEntry.Children.Find("Guests", "group");
if (grp != null) { grp.Invoke("Add", new object[] { newUser.Path.ToString() }); }
}

}
catch (Exception ex)
{

}
}


To Check for the User exists please refer the Prev posts on [checking Logon User Exists]

For Further Scripts on Logon User/Group management
Click Here
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