Large games are often split into smaller "parts" (like .part01, .part02) to make them easier to upload and download. You cannot open this file by itself; you need all the parts (usually 50+ for a game this size) in the same folder to extract the contents.
To actually use this file, you would typically follow these steps: just_cause_4__cpy_.part02.rar
After installation, there is often a folder named "CPY" inside the ISO. You must copy the files from that folder and paste them into the game's installation directory, overwriting the originals. A Note on Safety Large games are often split into smaller "parts" (like
Once extracted, you’ll usually find an .iso file. You can "mount" this in Windows or extract it again to find the setup.exe . just_cause_4__cpy_.part02.rar