So I've been trying to add and remove mods to try and diagnose a problem (IR telescope asteroid mapping not working)... and I started running into the problem that windows 10 is not letting me more or delete many folders inside my KSP directory.... I can generally move the contents of the folder with no options... so I was temporarily doing a workaround of making a desktop folder, moving contents of a folder to the desktop folder, then moving the contents of that folder to the desktop folder...
Popping on for a bit, sorry @KerikBalm but I've not used Windows 10 for gaming so I probably can't help further, but Program Files has always been an issue for file permissions, in the past it was with users putting programs in Program Files because they didn't know better.
This has got to be some new Windows security 'feature', I asked ManeTI and Squad are not setting any permissions, they actually can't except for the Linux zips where all the files are read/write/execute.
So this is