These two formats are identical file formats. No distinction between a .jpg photo and a .jpeg photo — both formats apply the identical JPEG compression standard and save photos in the identical manner.
The only difference is purely in the file extension, which is a relic from early computing. JPEG was created in 1992 by the Joint Photographic Experts Group. Early Windows introduced Windows in the early era, the system imposed a restriction: file extensions had to be 3 characters.
Causing the 4-character .jpeg suffix to be abbreviated to .jpg for Windows users. Non-Windows systems, without this extension limitation, used the full .jpeg file extension from the start.
While both click here file types work identically in nearly all current applications, there are specific scenarios where a service might need the .jpeg file type. For these situations, changing the extension from .jpg to .jpeg is enough.
No actual file conversion is required — only renaming the extension solves the problem in most cases.
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