In the Pages panel, select the spreads to which you want to apply the page transition.
Make sure the spread is selected, not simply targeted. The numbers below the pages in the Pages panel should be highlighted.
InDesign does not support placing, importing, exporting, and linking Flash files, such as .FLV, .F4V, and .SWF any more. For details see, Flash Player reaches end-of-life | Impact in InDesign.
Page transitions display a decorative effect such as a dissolve or wipe when you’re turning pages in a document exported to Interactive PDF format. You can apply different transitions to different pages or apply a single transition to all the pages. Page transitions are especially useful when you create a slideshow in an Interactive PDF format.
You can apply page transitions to individual spreads or all spreads in the document. Page transitions appear when you export an InDesign document to Interactive PDF format. You cannot apply transitions to different pages within the same spread or parent pages.
In the Pages panel, select the spreads to which you want to apply the page transition.
Make sure the spread is selected, not simply targeted. The numbers below the pages in the Pages panel should be highlighted.
To display the Page Transitions panel, choose Window > Interactive > Page Transitions.
Choose a Transition from the Transition menu.
Customize the transition as desired by choosing options from the Direction and Speed menus.
(Optional) To apply the selected transition to all spreads currently in the document, click the Apply To All Spreads icon , or choose Apply To All Spreads from the Page Transitions panel menu.
(Optional) Select a different spread in the Pages panel, and apply a different page transition.
When you apply a page transition to a spread, a Page Transition icon appears next to the spread in the Pages panel. You can hide these icons in the Pages panel by deselecting the Page Transitions option in the Panel Options dialog box.
To preview the page transitions, export the document to Interactive PDF format.
In the Pages panel, select the spread from which you want to clear the transition, and then choose None from the Transition menu in the Page Transitions panel.
To remove transitions from all spreads, choose Clear All from the Page Transitions panel menu.
To include page transitions when you export the PDF document, select a page transition from Page Transitions menu in the Export to Interactive PDF dialog box.
To see page transitions in the exported PDF, place the PDF in Full Screen Mode by pressing Ctrl+L (Windows) or Command+L (macOS) in Adobe Acrobat or Adobe Reader. Press Esc to exit from Full Screen Mode.