Writing to registry in vb.net 2013

Hey Guys

I am clueless yes  I write in VB .NET CAUSE I'M NOT THAT GOOD AT  PROGRAMMING ANYWAY ALL I WANT  TO DO IS JUST  WRITE  A FEW VALUES FOR A AUTOLOGON USING VB.NET HOW WRONG  AM I

Imports Microsoft.Win32

Public Class Form1
    Dim regKey As RegistryKey
    Dim regKey1 As RegistryKey

    Dim regKey2 As RegistryKey
    Dim regKey3 As RegistryKey
    ' Public Function  
    Public Function CreateSubKey(subkey As String, permissionCheck As Microsoft.Win32.RegistryKeyPermissionCheck) As Microsoft.Win32.RegistryKey
    End Function
    Private Sub Timer1_Tick(sender As Object, e As EventArgs) Handles Timer1.Tick
        txtTimeandDATE.Text = Date.Now
    End Sub
    Public Sub Labs()
        txtPass.Text = "Nazareth1"
        regKey = Registry.LocalMachine.CreateSubKey("\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon", True)
        regKey.SetValue("AutoAdminLogon", "1")
        regKey1 = Registry.LocalMachine.CreateSubKey("\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon", True)
        regKey1.SetValue("DefaultDomainName", "ONE")
        regKey2 = Registry.LocalMachine.CreateSubKey("\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon", True)
        regKey2.SetValue("DefaultUserName", cmbUser.SelectedValue)
        regKey3 = Registry.LocalMachine.CreateSubKey("\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon", True)
        regKey3.SetValue("DefaultPassword", txtPass.Text)
    End Sub

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please help thanks guys