If you've downloaded a template with existing response data, or you want to re-use your presentation with a new audience, there are 3 easy ways to clear the results.
1. From inside the editor - Head to the 'Results' tab in the top bar and scroll down to 'Clear audience responses'. Click the button labelled 'clear data' to remove audience responses.
2. From the 'My Presentations' dashboard - Click on the 3 dots icon to the right of your presentation information and choose Clear result
3. Clearing results on each slide - Right click on the slide you want to erase data and choose Clear result