If you’ve started receiving files with the .heic extension you may be wondering just what the heck HEIC files are. HEIC stands for
High Efficiency Image File. Wait, you may be saying, what does the ‘C’ stand for? Yeah, we don’t know either. The reality is that they are HEIF files, but can have a file name (extension) of either .heif or heic. And with iOS 11 Apple’s new image format uses the .heic file format (videos have an .hevc extension). Either way, here’s how to deal with those HEIC files you may be receiving.