Fortnite Chapter 4 introduced massive visual upgrades through Unreal Engine 5.1, but these new features like Lumen and Nanite have left many players—even those with high-end rigs—struggling with frustrating micro-stutters and FPS drops. If you've been searching for a "fix pack," you don't need a shady download; you just need to optimize your system and in-game settings.
To gain a competitive edge and stop frame drops, adjust these settings in your Display menu: Fortnite Fix Stutters Pack Chapter 4
: Open AMD Software: Adrenalin Edition → Gaming → Graphics . Scroll to the bottom and click Reset Shader Cache . Scroll to the bottom and click Reset Shader Cache
The most common cause of stuttering in Chapter 4 is DirectX 12 shader compilation. When the game tries to recompile these shaders repeatedly, it causes heavy hitches. : Open your Nvidia Control Panel → Manage
: Open your Nvidia Control Panel → Manage 3D Settings → Shader Cache Size . Change this from "Driver Default" to 10 GB .