What is HEIC File Format?
On above iOS 11 and macOS High Sierra, HEIC is set to the default image format for storing photos. It has the smaller file size and better image quality than JPG/PNG, but you can't view the HEIC images directly on Windows or older macOS. Here, You should use Bitwar HEIC Converter to help convert HEIC image files into common JPG or PNG formats and view them on any platforms you like.
How to Convert HEIC to JPG, PNG, WEBP, BMP?
Download Bitwar HEIC Converter and install it on your PC or Mac.
Drag HEIC images into the software, or click on the Add file button.
Choose the image format, and then click on the Convert button.