To perform a ppt repair tool, follow these steps:
1. Click the Start button.
2. Type “remove programs”
3. Click “Add or remove programs” from the search results.
4. Scroll down to Microsoft Office 2013 and click the Change button.
5. In the box that pops up you can try doing a quick repair (Figure 3).
6. Once the repair operation completes try opening PowerPoint again and see if you run into any issues. If you continue to have issues, consider running the repair again but use the Online repair option.
I hope these tips will give you a solid base to start troubleshooting the most common PowerPoint 2013 errors. Good luck!