If you still want to attempt playing Tekken 7 on your PSP using an ISO file, proceed with caution and at your own risk.
Most "Tekken 7 PSP ISO" downloads come in .EXE format. A real PSP ISO is a disk image; it never ends in .exe. When you click download, you are likely installing keyloggers, crypto miners, or ransomware that can brick your PC or steal your passwords. Tekken 7 Psp Iso