You can override the slideshow transition duration on a per slide basis by specifying slide transition duration.

To edit slide transition duration

1.	Open Slides Editor.

2.	Select a slide you want to edit.

Select a slide

3.	Click and select the Slide Options tab if not already selected.

Select Slide Options tab

4.	Edit Transition Duration. The unit of transition duration is millisecond (ms).

Edit transition duration

5.	Click Save.

Click Save