: Use players like VLC Media Player that fully support advanced H.264 profiles.

The extended editions include roughly two hours of additional footage across the trilogy compared to the theatrical releases. : ~3 hours 48 minutes. The Two Towers : ~3 hours 55 minutes. The Return of the King : ~4 hours 23 minutes. Total Runtime : Approximately 11 hours and 26 minutes. Technical Specifications

A high-quality x264 encode of LOTR Extended (e.g., around 12–20 GB per film) is visually indistinguishable from the original Blu-ray on most 50-inch screens below 4K.