PDFViewerOptions.DisplayTitle

From Xojo Documentation

Property (As Boolean )
aPDFViewerOptions.DisplayTitle = newBooleanValue
or
BooleanValue = aPDFViewerOptions.DisplayTitle

New in 2021r2

Supported on Mobile.

If true, the PDF Viewer's window title will be set to the PDF document's Title property. Otherwise, it will be the name of the PDF file itself.