merge excel files into one
Sub ConslidateWorkbooks()
'Created by Sumit Bansal from https://trumpexcel.com
Dim FolderPath As String
Dim Filename As String
Dim Sheet As Worksheet
Application.ScreenUpdating = False
FolderPath = Environ("userprofile") & "DesktopTest"
Filename = Dir(FolderPath & "*.xls*")
Do While Filename <> ""
Workbooks.Open Filename:=FolderPath & Filename, ReadOnly:=True
For Each Sheet In ActiveWorkbook.Sheets
Sheet.Copy After:=ThisWorkbook.Sheets(1)
Next Sheet
Workbooks(Filename).Close
Filename = Dir()
Loop
Application.ScreenUpdating = True
End Sub