Open the JFIF file in Paint and use "Save as" to select JPEG. How to Fix the "Save as .jfif" Issue (Windows)
A .jfif file is essentially a renamed .jpg. It contains the exact same data and compression as a standard JPEG, but the extension looks different. How to Open JFIF Files Download images jfif
Photoshop, GIMP, and Paint can open, view, and convert JFIF files. Open the JFIF file in Paint and use "Save as" to select JPEG
Certain Windows Creators Updates and browser updates in Chrome or Edge can default to saving JPEG images as .jfif . and Paint can open