This article will explain what such a file represents, why people search for it, the technical aspects of 4K Blu-ray Remuxes, legal considerations, and how to properly enjoy Avengers: Infinity War in the highest quality available.

tag is added when the original release had a technical flaw. The Reason

An OLED or high-end FALD (Full Array Local Dimming) LED TV to capture the deep blacks of space and the vibrant colors of the Infinity Stones.

is the highest possible digital quality available, as it contains the exact video and audio data from the original 4K Blu-ray disc without further compression, typically resulting in a very large file size (often 50GB–80GB).