Here’s a proper write-up for a search or guide titled — written clearly for users looking to enable mouse functionality in the original 2007 PC port (not the remake).
: Navigate to the Resident Evil 4 (2007) page and locate the "Input" section for direct, verified download mirrors. How to Install Download Resident Evil 4 Pc Mouse Support
You can switch between Classic and Modern aiming modes in the game options. Modern mode is typically preferred as it feels more like a traditional third-person shooter. Here’s a proper write-up for a search or
, mouse support is built-in, but many find the default sensitivity "atrocious". Navigate to > Camera . Scroll to the bottom for Camera Sensitivity (Mouse) . Modern mode is typically preferred as it feels
Faster, more accurate targeting of enemy weak points.
The most reliable fix is (by fans like “Ader” or “nemesis2000”).