: The .part2.rar extension indicates this is the second piece of a "split" archive. You generally cannot open or review the contents of this file without having Part 1 (and any subsequent parts) in the same folder.
: Ensure you have D&Day3.part1.rar to successfully extract the data and see what is inside. D&Day3.part2.rar
Based on the file naming convention, here is what you should know: here is what you should know: