While emulators are legal, downloading copyrighted games you do not own is generally considered copyright infringement. For the safest experience, use tools like Xbox Backup Creator to rip ISOs from discs you already own.
Before we begin, please note that downloading copyrighted content without permission is illegal. This guide is for educational purposes only, and we encourage you to support game developers by purchasing games legally.
In those days, a standard Xbox 360 game was roughly 7.3 GB—a nightmare for someone with a 512kbps connection and a limited data cap. The forums were filled with "100MB Highly Compressed" links that were nothing but malware or password-protected archives leading to endless surveys.