Dead by Daylight

Asymmetrical 4v1 multiplayer horror game running on Easy Anti-Cheat, frequently prone to launch verification codes and host connection dropouts.

Anti-Cheat Framework

Easy Anti-Cheat (EAC) & EOS Services

Test FPS for Dead by Daylight

Known Error Codes & Fixes

Select your specific error code to access tested step-by-step resolution scripts.

3 Verified Guides

Connection to Host Lost / NAT IssueHigh

Dead by Daylight 'Connection to Host Lost' & EAC Disconnect Fix

The 'Connection to Host Lost' error occurs in Dead by Daylight when UDP heartbeat packets between your client and Behaviour's dedicated servers or EAC matchmaking servers drop due to NAT strictness, aggressive firewall rules, or DNS resolution latency.

93% Fix RateOpen Guide

EAC Error 00000001 / Untrusted FileCritical

Dead by Daylight Easy Anti-Cheat Launch Error 00000001 & Untrusted System File Fix

Easy Anti-Cheat Launch Error 00000001 or 'Untrusted System File' in Dead by Daylight triggers when EasyAntiCheat_EOS.sys cannot establish its kernel-level integrity verification, often due to modified system DLLs, antivirus quarantine, or corrupted EAC certificate stores.

95% Fix RateOpen Guide

Initialization Error (Cannot Connect to Online Services)Critical

Dead by Daylight Initialization Error & Online Services Fix

The Initialization Error in Dead by Daylight occurs on the initial splash screen when the game cannot validate its Easy Anti-Cheat (EAC) certificate chain with Behaviour Interactive backend servers, commonly caused by Windows clock desynchronization or corrupted EAC service binaries.

96% Fix RateOpen Guide

Competitive Launch Configuration

Optimal Launch Parameters for Dead by Daylight

-USEALLAVAILABLECORES -high -fullscreenSteam / Launcher

-USEALLAVAILABLECORES

Forces Unreal Engine worker threads across all physical CPU cores.

-fullscreen

Forces exclusive rendering mode.

Anti-Cheat Integrity: Easy Anti-Cheat (EAC) & EOS Services

Ensure your third-party antivirus (Windows Defender, Kaspersky, Bitdefender) whitelists the main game executable. Over 70% of launch crashes and untrusted file warnings are false-positive real-time scanning locks.

Official System Specs vs Real-World Requirements

Minimum (30-60 FPS)

Operating System: Windows 10 64-bit Operating System
Processor: Intel Core i3-4170 or AMD FX-8120
Graphics Card: DX11 compatible GeForce GTX 460 1GB or AMD HD 6850 1GB
Memory (RAM): 8 GB RAM
Storage: 50 GB available space

Recommended (144Hz+ Competitive)

Operating System: Windows 10/11 64-bit
Processor: Intel Core i3-4170 or AMD FX-8300 or higher
Graphics Card: DX11 compatible GeForce GTX 760 or AMD HD 8800 with 4GB of RAM
Memory (RAM): 16 GB RAM
Storage: 50 GB High-Speed SSD