He Here's given an article which will help to know "How to open a PowerPoint file through VBA" in MS Access. Through this code file open in Presentation mode and file mode.

This article explains through an example here:-

Firstly create a form with one button. When user click on this button then open an existing PowerPoint file in presentation mode whose path given in the code. Fig: - 1.1 show the form

The code given below open a PowerPoint file in presentation mode.

Private Sub Command1_Click()
Call OpenPPT("Path of your PPT file", True)
End Sub

It will open a PowerPoint file in presentation mode. As shown in fig: -1.2

you open an PowerPoint file in file editing mode then small change in the code as given below.

Private Sub Command1_Click()
Call OpenPPT("Path of your PPT file", false)
End Sub

It will open a PowerPoint file in file editing mode. As shown in fig: - 1.3

Here is the VBA Code provided for open a powerpoint file through VBA:-

Private Sub Command1_Click()
Call OpenPPT("Path of your PPT file", True)
End Sub

Function OpenPPT(sFile As String, Optional bRunAsSlideShow As Boolean)
Dim oPPT As Object
On Error Resume Next
Set oPPT = GetObject(, "PowerPoint.Application")
If Err.Number <> 0 Then
Err.Clear
Set oPPT = CreateObject ("PowerPoint.Application")
End If
On Error GoTo Error_Handler
oPPT.Visible = True
oPPT.Presentations.Open (sFile)
If bRunAsSlideShow Then oPPT.ActivePresentation .SlideShowSettings.Run
Error_Handler_Exit:
On Error Resume Next
Set oPPT = Nothing
Exit Function
Error_Handler:
MsgBox "The following error has occured." & vbCrLf & vbCrLf & _
"Error Number: " & Err.Number & vbCrLf & _
"Error Source: OpenPPT" & vbCrLf & _
"Error Description: " & Err.Description, _
vbCritical, "An Error has Occured!"
Resume Error_Handler_Exit
End Function