I think you have to rename the file so that it actually has a new letter somewhere like
My file.mp3
becomes
My File_.mp3
and then remove the _ to
My File.mp3
otherwise Windows does not change the filename.
I think you have to rename the file so that it actually has a new letter somewhere like
My file.mp3
becomes
My File_.mp3
and then remove the _ to
My File.mp3
otherwise Windows does not change the filename.