Many people have wondered whether JPEG and JPG are different formats, this is very common. It is one of the most common questions in digital imaging, and the answer is simple: JPEG and JPG are exactly the same format.
The only difference is the suffix — a short remnant of old Windows versions that could not handle four-character suffixes. Regardless, there are sometimes situations where it helps to change files from .jpeg to .jpg.
JPEG stands for Joint Photographic Experts Group, the committee responsible for the standard in 1992. Older versions of Windows required extensions to be maximum three characters, that is why the format became JPG.
Nowadays, both file types are recognized by read more any OS, browser and program. Regardless of whether a file is named image.jpg or image.jpeg, it will open exactly the same.
Although they are the same format, a few platforms require .jpg files and may reject .jpeg extensions based on the file extension. In these cases, converting the extension from .jpeg to .jpg is enough.
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