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: For modern web use, it is generally recommended to avoid saving as "interlaced" as it can increase file size unnecessarily.

The PNG format was released in 1994 as a robust alternative to GIF and a higher-quality option than JPEG. Untitled.png

: The image header, containing width, height, and color depth. IDAT : The actual image data. IEND : Signals the end of the image stream. Performance & Optimization Tips : For modern web use, it is generally

Every valid PNG file follows a specific data structure that ensures it is recognized by software. IDAT : The actual image data

: Use PNG-8 for simple graphics like icons to save space, and PNG-24 for complex images with many colors.

: A specific 8-byte sequence ( 89 50 4E 47 0D 0A 1A 0A ) that identifies the file as a PNG.