To run Battlefield 4 smoothly on a weaker system, use these critical adjustments: :

: Set your Windows Power Plan to High Performance or "Ultimate Performance" to ensure the CPU isn't throttled.

: Keep this on "Ultra" if possible, as it determines how far away you can see enemies and vehicles.

: Disable both. Motion blur hinders visibility while turning, and V-Sync can cause noticeable input lag.

: If performance is still poor, lowering your resolution (e.g., from 1080p to 720p) can provide a massive FPS boost. System-Level Fixes :

: Use tools like "Core Parking Manager" to ensure all CPU cores are active during gameplay.

Battlefield 4 *BEST* Settings Guide (Visibility & Performance)