I have solved my issue. The app has been changed but I also found that vids would not overlay if any laps in the session had already been overlaid. Once I cleared every lap, it overlaid videos fine.

OK From your advice I found the place where I copy my Go Pro vid to. It now shows up in the sandbox. I go to my lap list and select a lap. It let me add this 2nd video but there is no place to overlay anything. On your screen shot, under the videos is a command button "Overlay." It does no...

Thank you. This worked.

I have saved laps with iphone video and I have a Go Pro video. The GP vid is on Microsoft computer in mp4 format. I am trying to find out how to move it to the correct place that I can overlay it. I read in your manual that ios vids are stored ---> (iTunes ‣ iPhone ‣ Apps ‣ File Sharing ‣ Apps/LapTi...