A file extension is a suffix that is added to the end of a file name after a dot. It is usually two to four letters long. File extensions help Windows and other operating systems to know the standard ...

One of the easiest ways to render your computer unusable is to mess with the operating system’s files and settings–one accidental deletion of a single file can ...

Your Windows system uses the Page file (pagefile.sys) for virtual memory. It works as an extra RAM of sorts. The paging file improves your system’s performance and speed, but some users prefer to ...