JFIF to JPG
Turn .jfif images into normal .jpg files.
Processed on this device. Nothing is uploaded.
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How to use JFIF to JPG
- 1
Click "Select files" or drag your files onto the box.
- 2
Change the options if you need to.
- 3
Click "Convert to JPG" and download the result.
A .jfif file is a JPEG photo with an unusual name. Windows often saves pictures from the web this way, and then upload forms, print shops and some apps refuse them. This tool gives each file a proper .jpg name without touching the picture inside.
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How to convert JFIF to JPG without losing quality
JFIF stands for JPEG File Interchange Format. It is the usual way a JPEG photo is stored, so almost every .jpg file is a JFIF file inside. The difference is only the name. Windows has a setting that decides which extension a downloaded JPEG gets, and on many computers it says .jfif. That is why a picture you save from Chrome or Edge can end up as photo.jfif instead of photo.jpg.
Add the .jfif files here and press Convert to JPG. The tool reads the first bytes of each file to check that it really is a JPEG. If it is, the bytes are copied unchanged into a new file with a .jpg name. Nothing is decoded or compressed again, so the picture, its size and its quality stay exactly the same. Everything happens in your browser and the files are never uploaded.
Sometimes a file only carries the .jfif name but holds another format, for example a WEBP from a website. In that case the tool decodes the image and saves a genuine JPG, with white in place of any transparent areas. With one file you get one JPG, with several you get them all in a ZIP.
JFIF files: common problems and fixes
A website says the file type is not supported
Many upload forms check the extension, not the content, and only allow .jpg, .jpeg or .png. The picture is fine, it just has the wrong name. Convert it here and upload the .jpg.
You renamed the file but it is now called photo.jpg.jfif
Windows hides known extensions by default, so typing .jpg at the end only adds text to the visible name. In File Explorer, open View and turn on "File name extensions", then rename again. Or let this tool do it, which also works for a whole batch.
The new JPG still does not open
The original file was probably damaged or incomplete, for example after an interrupted download. Save the picture from the website again and convert the new copy.
Windows keeps saving new pictures as .jfif
This comes from a Windows registry setting for the JPEG content type. Changing it needs the Registry Editor, which is easy to get wrong. If you only meet .jfif files now and then, converting them here afterwards is the safer option.
Rename by hand or use the converter?
Renaming a single real JPEG from .jfif to .jpg gives the same result as this tool. It works once you can see extensions in File Explorer, and it is quick for one file.
The converter is easier for many files, on a phone, or when you are not sure what the file really is. It checks the content, keeps real JPEGs untouched and turns anything else into a proper JPG, so the result opens everywhere.
Questions
Is JFIF the same as JPG?
Yes. JFIF is the most common way of storing a JPEG image. A .jfif file and a .jpg file hold the same kind of data, only the extension differs.
Will I lose quality?
No. When the file is a real JPEG, its bytes are copied without decoding or re-saving, so not a single pixel changes.
Does the JPG keep the camera data and location?
Yes, a real JPEG is copied byte for byte, so any EXIF data inside stays. Pictures saved from websites usually have little or none. To remove it, run the JPG through Remove EXIF & GPS.
Can I convert JFIF to JPG on a phone?
Yes. The tool works in Safari, Chrome and other mobile browsers. Pick the files, convert, and save the JPG or ZIP from the download.
Are my files uploaded anywhere?
No. The tool runs in your browser and the files never leave your device. Close the tab and nothing is left behind.