HEIF image files are stored with filename extensions. It can store twice as much information in a HEIF image with a better image quality as in a JPEG image of the same size. HEIC/HEIF (High Efficiency Image File Format) is a file format for individual images and image sequences. How to Convert HEIC to PDF Online for Free Here we will share with you 5 easy ways to convert HEIC to PDF online or on desktop computer. So it would be necessary to convert HEIC to other format, such as PDF, in order to view them on any of your portable devices without any problem.
However, since HEIC photo format is still not so popular, most Android devices and Windows PC do not support users to open or view HEIC images directly. Apple starts to use HEIC as the new image format on iOS devices running iOS 11 and later.