Your PC might be "sleeping" while you're trying to build. Wake it up with these tweaks:
Use GeForce Experience to check for "Game Ready Drivers." AMD: Use Radeon Software to update.
Go to Control Panel > Hardware and Sound > Power Options. Select High Performance or Ultimate Performance . How To BOOST FPS On Low End PC In Chapter 4 & B...
Delete the file (Fortnite will create a fresh, clean one when you launch). 5. Update Your Drivers
Once Performance Mode is on, fine-tune these specific settings: Your PC might be "sleeping" while you're trying to build
Old drivers are FPS killers. Even on an old PC, the latest software optimizations from manufacturers help.
Type "Game Mode" into your Windows search bar and toggle it ON . Select High Performance or Ultimate Performance
This is the single most important setting for low-end users. Performance Mode lowers visual fidelity to prioritize high frame rates. Open the Video tab.