ReadOnly Property

Microsoft PowerPoint Visual Basic

Returns whether the specified presentation is read-only. Read-only MsoTriState.

MsoTriState can be one of these MsoTriState constants.
msoCTrue
msoFalse
msoTriStateMixed
msoTriStateToggle
msoTrue The specified presentation is read-only.

Example

If the active presentation is read-only, this example saves it as Newfile.ppt.

With Application.ActivePresentation
    If .ReadOnly Then .SaveAs FileName:="newfile"
End With