A file extension, or file name extension, is the letters immediately shown after the last period in a file name. For example, the file extension.txt has an extension of .txt. This extension allows ...

PNG, short for Portable Network Graphics, is a popular and high-quality graphic file format. The PNG format is lossless and supports transparency.

This image file format packs compressed data, location, date, and more. HEIC is often known as High-Efficiency File Format and offers several advantages over existing file formats like JPEG and PNG.