Normally, if you change a file’s extension in Windows, it doesn’t do anything positive. It just makes the file open in the wrong programs that can’t decode what’s inside. However, [PortalRunner] has ...

Microsoft uses file associations to set default programs for opening different file types on all its operating systems. As a result, when you open a file, be it text, image, or document, on your ...

I recently finished converting my music collection to aac, using Nero aac. I have found, however, that .mp4 files do no play gaplessly on itunes. However, rename those same files .m4a and they do play ...