Resident Evil 4 Ultimate HD Edition - Black Box " refers to a specific highly compressed repack
To understand the Black Box, we must first understand the base game. In 2014, Capcom released Resident Evil 4 Ultimate HD Edition on PC (via Steam). It boasted 60 FPS gameplay, mouse and keyboard support, and "high resolution" textures. Resident Evil 4 Ultimate HD Edition - Black Box
To address remaining technical bugs in the Ultimate HD Edition, many players use the RE4 Tweaks Resident Evil 4 Ultimate HD Edition - Black
, here is a blog-style guide to help you manage the game's visuals and performance. Essential Performance & Visual Tweaks mouse and keyboard support