Q. My PC is running windows 10. The windows media player that came with it won’t play .mov files from my Sony video cam.
Answer.
The iTunes Player is a free download and will store and play your .mov files under “Movies” / “Home Videos” just add your video folder to your iTunes player.
or
This is a download link to Apple QuickTime. It will play.MOV files. It has not been updated for windows in some time, but I still find it a reliable and well-optimized media player.