Many users have stored an image from the internet and found it downloaded with a .jfif extension instead of the expected .jpg, you are not alone. JFIF — which stands for JPEG File Interchange Format — is a standard that defines the way JPEG photos is encoded.
Simply put, a JFIF image is a JPEG file. The .jfif extension appears mostly while saving photos from some web browsers, particularly when the image comes with no a defined content-type header.
The .jfif extension started showing to regular users since some browsers — mainly legacy versions of Internet Explorer — save get more info JPEG files with the correct .jfif extension when websites fails to specify the filename.
Fixing this is straightforward: simply rename the file extension from .jfif to .jpg, or process it with a online converter to produce a correctly named JPG file. In each case, the picture quality stays the same.
The easiest method is a direct file rename. For Windows users, enable file extension visibility in File Explorer, right-click the .jfif image, select Rename and modify the extension to .jpg.
Use alljpgconverters.com providing completely free web-based JFIF to JPG converter requiring no software needed.