How to merge multiple PDF reports into one PDF report in ms Access vba

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MS-Access

PDF

VBA

I am using Adobe Acrobot and its working fine. but I want to merge PDF reports through free software and I am also using PDF merge And Split but I am unable to add its liberary reference in vba. Below is code

Dim outputFileName As String

   Dim rs As DAO.Recordset
   
Set rs = CurrentDb.OpenRecordset("SELECT * From ItemCommissionDefinitionGroupBy  WHERE Delete = True")

'Dim Document As Acrobat.CAcroPDDoc
 Dim avDoc As Acrobat.CAcroPDDoc
Dim x, y  As Integer

'Set Document = CreateObject("AcroExch.PDDoc")

x = 1
rs.MoveLast
rs.MoveFirst

EmpNo = ""

y = rs.RecordCount

   Do While x <= y
       EmpNo = rs(0)
       Forms!CommisionCalculator!qryEmployee!Text178.value = EmpNo
       outputFileName = CurrentProject.path & "\tempReportFolder" & "\" & x & ".pdf"
       DoCmd.OutputTo acOutputReport, "EmployeeCommission", acFormatPDF, outputFileName, False
       DoCmd.Close acReport, "EmployeeCommission", acSaveNo
       'DoCmd.OpenReport "EmployeeCommission", acViewPreview
       
        'Call WinClose(outputFileName)
      x = x + 1
      rs.MoveNext
   Loop
   
'DoCmd.OpenReport "Report", acViewPreview
'Dim adbApp As Acrobat.AcroApp
Dim strPdfFile As String
Dim PDF
strPdfFile = "C:Users\BIlawalKhan\Desktop\[CommApp  5.3.15]\tempReportFolder\1.PDF|C:\Users\BIlawalKhan\Desktop\[CommApp  5.3.15]\tempReportFolder\2.PDF|C:\Users\BIlawalKhan\Desktop\[CommApp  5.3.15]\tempReportFolder\3.PDF"
Set PDF = CreateObject("PDFSplitMerge.PDFSplitMerge.1")
PDF.Merge strPdfFile, "c:\Report3.PDF"
MsgBox "Success", vbInformation

'Merge them into a single PDF file
'Dim mergedDoc As PdfDocument = PdfDocument.Merge(doc1, doc2)



'Exit_Command30_Click:
    'Exit Sub

'Err_Command30_Click:
    'MsgBox Err.Description
    'Resume Exit_Command30_Click

Links for pdf Example
https://www.dropbox.com/s/hvx91fjsitls15v/Reportslink.txt?dl=0[^]