How to convert PPS to PPT?

Some people want to know how to convert a pps Slide Show file back to ppt PowerPoint presentation file. As I know, there are two methods. Following for your reference.

Tip one:Renaming .pps to .ppt. It really works. And I think it is the easiest way.

Tip two:Go into PowerPoint, then File> Open, and then open the .pps file.