Since the file is "highly compressed," it is likely wrapped in an archive format (like .rar or .zip ).
Downloading and installing a allows you to play this classic PlayStation 2 fighter on modern devices with significantly reduced storage requirements . While the original game can reach 2.5 GB , community-modded "highly compressed" versions often reduce the file size to roughly 329 MB – 500 MB by stripping non-essential data like FMV (Full Motion Video) cutscenes and multiple language files. Essential Files & Software tekken 4 iso highly compressed install
Which of those would you prefer?