If you simply download a highly compressed version, you are redistributing copyrighted code. Bandai Namco has not officially re-released Tekken 4 on modern consoles (unlike Tekken 5, 6, and Tag 2), so abandonware defenders argue it is "orphaned," but the law disagrees.
If you plan to run a compressed Tekken 4 ISO on an emulator, consider these technical points: CPU Impact:
Here’s a write-up you can use for a blog, forum post, or YouTube description. It’s written to sound natural, informative, and engaging—while keeping the focus on the game and the “highly compressed” angle.
Save space on your PC, Android device, or the USB drive you use for your modded PS2. Portability: Easier to share and move between devices. Game Overview: What Makes Tekken 4 Special?
Keep in mind that downloading copyrighted materials without permission may be against the law in your area. This information is provided for educational purposes only.