Looping makes your presentation restart automatically from the first slide after it reaches the end. This is ideal for kiosks, trade shows, waiting areas, or any unattended display.
Steps to Loop a PowerPoint Slideshow
Step 1: Open your presentation.
Step 2: Go to the Slide Show tab.

Step 3: Click Set Up Slide Show.

Step 4: In the Set Up Show dialog box, under Show options, check the box Loop continuously until ‘Esc’.

Step 5: Under Show type, select Browsed at a kiosk (full screen).This option automatically enables looping and limits viewer controls.
Step 6: Click OK.
Steps Set Automatic Slide Advance
For the presentation to advance on its own while looping:
Step 1: Go to the Transitions tab.

Step 2: In the Timing group:
- Uncheck On Mouse Click.
- Check After and enter the number of seconds each slide should display (for example, 5 or 10 seconds).

Step 3: Click Apply to All (or set different timings for individual slides).
Note : Alternatively, use Slide Show → Rehearse Timings to record custom timings while practicing.
Start and Stop the Looped Slideshow
- Press F5 (or click From Beginning) to start the slideshow.
- The presentation will keep looping until you press the Esc key.