It's not possible to rotate a video directly in Windows Media Player, but here are two other ways you can rotate a video in Windows 10.
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.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback