: Use a tool like WinRAR , 7-Zip , or The Unarchiver .
: A .part04.rar file cannot be opened in isolation. You must have all other parts (e.g., part01 , part02 , part03 , etc.) in the same folder. PS2009_DVD1.part04.rar
: Right-click on the first part ( part01.rar ) and select "Extract Here." The software will automatically pull data from part04 and all other segments to recreate the original "feature" (the ISO or folder within). : Use a tool like WinRAR , 7-Zip , or The Unarchiver