: If it's an ISO, right-click it and select "Mount" (on Windows 10/11) to treat it like a virtual disc. Install : Run the setup.exe inside.
If you are looking for a guide specifically because Part 06 is giving you an error, it's likely one of these three things: Just_Cause_4_Complete_Edition-Razor1911.part06.rar
Are you getting a when you try to extract that file? : If it's an ISO, right-click it and