: Unlike official Disney/Lucasfilm 4K releases, 4K77 contains no "Special Edition" changes (e.g., Han shoots first, no CGI Jabba, original Lucasfilm logo). Comparison of Versions
In the underbelly of digital film preservation—far from the polished corridors of Disney’s legal department—exists a legend. For decades, fans of the original, unaltered Star Wars trilogy were forced to watch their beloved films through the murky lens of non-anamorphic DVDs or heavily scrubbed Blu-rays. That changed with a string of alphanumeric code that has become the Holy Grail for archivists: star wars 4k772160p uhd dnr 35 mm x 265 v10 link
This is the video codec. x265 allows for high-quality 4K video at manageable file sizes without sacrificing the "bits" needed for deep colors and shadows. : Unlike official Disney/Lucasfilm 4K releases