Since iOS 11, iPhones have saved photos in HEIC format by default. HEIC — High Efficiency Image Format — is highly efficient: it creates photos with about 50 percent less storage of equivalent JPEGs while maintaining excellent visual quality. But there is a important issue. HEIC is an Apple-proprietary format that is not universally accepted

Have you ever stored an picture from the online and noticed it appeared with a .jfif suffix in place of the standard .jpg, this happens often. JFIF — short for JPEG File Interchange Format — is a specification defining how JPEG image data is stored. In practical terms, a JFIF photo is a JPEG photo. The .jfif suffix shows up primarily when sa