You cannot play these files on a standard Blu-ray player. You need a media player capable of bitstreaming lossless audio and high-bitrate HEVC:
→ You prioritize lossless audio and maximum video fidelity, have storage + bandwidth, and don’t mind theatrical aspect ratio. Choose Web-DL if → You want IMAX expanded ratio and smaller file sizes, and can tolerate lossy audio. Marvel Cinematic Universe Collection 4K Remux
For a first-time watcher of the Remux collection, ignore release order. Use to preserve narrative flow, but use the Remux to enjoy the audio transitions : You cannot play these files on a standard Blu-ray player
A is a digital file that is a 1:1 copy of the data found on a 4K UHD Blu-ray disc. The term comes from the process of demultiplexing the disc to extract the video, audio, and subtitle streams, and then remultiplexing them into a single file (typically in the MKV or M2TS container). For a first-time watcher of the Remux collection,
spatial audio track found on the disc. This provides significantly higher dynamic range, harder-hitting bass, and clearer object-based overhead effects for your home theater system. HDR10 and Dolby Vision
Here’s a solid, detailed look at the collection — aimed at serious home theater enthusiasts, collectors, and quality purists.