Here is a video that explains how to get permission to file folders in Windows 10, and you’re not breaking the law by doing this 
This is standard Windows functionality. Microsoft just locks down certain folders to keep wandering fingers from breaking things. Go slow, be careful and don’t delete anything, and you’ll be fine. You are just changing some Windows compatibility settings as explained in the video in the OP.
How to get file access permissions in Windows 10
Start watching at 7:19