When you see part12.rar , it means the file is part of a .
Log Entry: 2023-10-27 Action: Archive Verification Item: JUQ-772-U.part12.rar Result: Successful hash verification. File transferred to secondary backup storage. JUQ-772-U.part12.rar
When you see a file ending in .part12.rar , it means the original data was too large for a single transfer or storage limit. The creator split it into smaller pieces (Part 1, Part 2, etc.). : You cannot open Part 12 by itself. When you see part12
: You must download every single part in the sequence (Part 1 through the final part). When you see part12.rar