To access the contents of the ISO, follow these general methods identified by 7-Zip tutorials and community guides : Новости - OpenNET

"Извлечение файла — FORZA HORIZON 3.ISO" (Extraction of file — Forza Horizon 3.ISO).

This report covers the extraction and installation of the file, often associated with the unauthorized "OpusDev" or CODEX versions . File Overview

.ISO (Disc Image). This format acts like a virtual DVD containing all game data and installation scripts. System Requirements According to PCMag and official Forza Support , you need: OS: Windows 10 Anniversary Edition (Build 1607) or newer. Storage: At least 55GB to 60GB of free space.