My movie is to slow even when I change the frame rate.

If you see a pause symbol or a number on each new frame you capture you may have accidentally enabled a feature called "Shooting on Twos'.

This feature allows you to automatically capture multiple images in order to slow down a sequence. To change the it:

  1. Tap and hold the shutter button to open the Capture Multiple Frames settings.
  1. Select the number of frames.
  2. Tap Done. From now, each image captured will automatically paused for the number of frames selected.

Here is a link to the relevant section in the manual:

If you already shoot a sequence and want to change the pause for each frame. Use the retime feature: