Files with cryptic names like JUQ-673-u are often shared in "grey-market" circles, including adult media or pirated software.

This usually means one of the parts (like part 11) didn't download correctly. You may need to redownload that specific part.

You are likely missing a part of the sequence. Check that you haven't skipped a number.

If a 50GB download fails at 90%, you’d have to start over. If a 11th part of a split archive fails, you only need to re-download that specific 2GB segment.