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 ...
You can pin applications and files to your Windows taskbar to allow you to access them quickly and easily.
You can convert a JFIF file to JPG, though the two formats are nearly identical, and most software will open a JFIF file as a JPG.