You can use a GUI-based software to rotate multiple videos at once. Here, I am going to use this free software called XMedia Recode. It is a free video converter and editor software for Windows 10.

In an ideal world, all the clips you use to put together videos are just the way you want them. Problems happen, though, and even a simple problem such as the person who was filming holding the camera ...

My wife's iPod 4 is resulting in a rather staggering number of videos files on our computer, every single one of which is rotated 90 degrees to the left. There are many dozens, if not possibly 100 or ...