Leon are you running Windows 10?
Sorry, I don't play with anything later than Windows 7 (and forget way to much with over 30 years building and repairing PCs and OS related issues (my mind is overloaded with other more important things at the moment)) but I did find some information relating to Win 10 and the problem:
https://www.windowscentral.com/how-f...-file-explorer
Have a flick through, hopefully it may help.