If you want to see what is inside without fully unpacking it (which is safer if you're suspicious of the file):
Use Windows Sandbox to open the file in a temporary, isolated environment that won't affect your actual computer. 4. Handling Multi-Part Files look.rar
Right-click the file and select "Open with WinRAR". This lets you browse the internal folders and files like a standard directory. If you want to see what is inside
Some puzzles hide archives within other files. Using the Open Inside feature in 7-Zip can sometimes reveal nested data that standard extraction misses. look.rar
Applications like The Unarchiver or Keka allow you to preview or drag out specific items. 2. Check for Hidden or "Steganographic" Data