Read the comments on the tracker page. If you see:
: These include the original lossless audio tracks like Dolby Atmos or DTS:X . 🔄 What does "Repack" mean? bluray remux 4k repack
Always prefer Repacks over original releases if they exist. The group took the time to fix something broken. Read the comments on the tracker page
You downloaded Movie.2023.BluRay.REMUX.4K.GROUP three weeks ago. You watched it. You saw no glitches. Do not download the Repack. The issue was likely a missing chapter marker or a non-English subtitle sync error. If it ain't broke, don't re-download 50GB. don't re-download 50GB.