Sub Loop_AllWordFiles_inFolder()

'Optimize Macro Speed
Application.ScreenUpdating = False
Dim strDocNm As String, strFolder As String, strFile As String, wdDoc As Document
Dim sFolderPath As String
'Get form user where the path to the folder is
strFolder = GetFolder
If strFolder = "" Then Exit Sub
'strFile = Dir(strFolder & "\Cannot Upload" & "*.doc", vbNormal)
strFile = Dir(strFolder & "\*.doc", vbNormal)
strDocNm = ThisDocument.FullName
aFile = strFolder
While strFile <> ""
    If strFolder & "" & strFile <> strDocNm Then
        Set wdDoc = Documents.Open(FileName:=strFolder & "" & strFile, AddToRecentFiles:=False, Visible:=True)
        With wdDoc
           Call ConvertDoc(wdDoc)
           .Close
        End With
    End If
    
strFile = Dir()

Wend
MsgBox "Finished scanning all files in Folder " & Path
Set wdDoc = Nothing
Application.ScreenUpdating = True
End Sub
Function GetFolder() As String
Dim oFolder As Object
GetFolder = ""
Set oFolder = CreateObject("Shell.Application").browseforfolder(0, "Choose a folder", 0)
If (Not oFolder Is Nothing) Then GetFolder = oFolder.items.Item.Path
Set oFolder = Nothing
End Function
Sub ConvertDoc(wdDoc As Document)
'macro created to open an old .doc file and convert to new word file
 
                With wdDoc
                    On Error GoTo lbl_exit
                    .Convert
                    .SaveAs2 ActiveDocument.Path & "" & wdDoc & "x", fileformat:=wdFormatDocumentDefault
                End With

lbl_exit:
    Exit Sub
End Sub

Option Explicit
Dim FSO As Object, oFolder As Object, StrFolds As String
 
Sub Main()
Application.ScreenUpdating = False
Dim TopLevelFolder As String, TheFolders As Variant, aFolder As Variant, i As Long
TopLevelFolder = GetFolder
StrFolds = vbCr & TopLevelFolder
If FSO Is Nothing Then
  Set FSO = CreateObject("Scripting.FileSystemObject")
End If
'Get the sub-folder structure
Set TheFolders = FSO.GetFolder(TopLevelFolder).SubFolders
For Each aFolder In TheFolders
  RecurseWriteFolderName (aFolder)
Next
'Process the documents in each "Cannot Upload" folder
For i = 1 To UBound(Split(StrFolds, vbCr))
  If Split(StrFolds, "\")(UBound(Split(StrFolds, "\"))) = "Cannot Upload" Then
    'create the output folder, if necessary
    On Error Resume Next
    MkDir (CStr(Split(StrFolds, vbCr)(i)) & "\Converted Files")
    On Error GoTo 0
   'Convert the documents
    Call ConvertDocuments(CStr(Split(StrFolds, vbCr)(i)))
  End If
Next
Application.ScreenUpdating = True
End Sub

Sub RecurseWriteFolderName(aFolder)
Dim SubFolders As Variant, SubFolder As Variant
Set SubFolders = FSO.GetFolder(aFolder).SubFolders
StrFolds = StrFolds & vbCr & CStr(aFolder)
On Error Resume Next
For Each SubFolder In SubFolders
  RecurseWriteFolderName (SubFolder)
Next
End Sub
 
Function GetFolder() As String
Dim oFolder As Object
GetFolder = ""
Set oFolder = CreateObject("Shell.Application").BrowseForFolder(0, "Choose a folder", 0)
If (Not oFolder Is Nothing) Then GetFolder = oFolder.Items.Item.Path
Set oFolder = Nothing
End Function

Sub ConvertDocuments(oFolder As String)
Dim strFldr As String, strFile As String, wdDoc As Document
strFldr = oFolder: If strFldr = "" Then Exit Sub
strFile = Dir(strFldr & "\*.doc", vbNormal)
While strFile <> ""
  If Right(strFile, 4) = ".doc" Then
    Set wdDoc = Documents.Open(FileName:=strFldr & "\" & strFile, AddToRecentFiles:=False, ReadOnly:=False, Visible:=False)
    With wdDoc
      'Save as docx or docm, depending on whether the file contains macros.
      If .HasVBProject = False Then
        .SaveAs2 FileName:=strFldr & "\Converted Files\" & .Name & "x", FileFormat:=wdFormatXMLDocument, AddToRecentFiles:=False
      Else
        .SaveAs2 FileName:=strFldr & "\Converted Files\" & .Name & "m", FileFormat:=wdFormatXMLDocumentMacroEnabled, AddToRecentFiles:=False
      End If
      'close the document
      .Close False
    End With
    'Delete the old file
    Kill strFldr & "\" & strFile
  End If
  strFile = Dir()
Wend
Set wdDoc = Nothing
End Sub