League of Legends

Riot's legendary 5v5 MOBA now fortified by Vanguard ring-0 anti-cheat. Common issues include VAN 128 driver blocks, Black Screen on game launch, and DirectX 11 init failures.

Anti-Cheat Framework

Riot Vanguard (Kernel Level + TPM 2.0)

Test FPS for League of Legends

Known Error Codes & Fixes

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

1 Verified Guides

VAN 128Critical

League of Legends Error VAN 128 Fix: Vanguard Driver Block

Error VAN 128 indicates that Riot Vanguard blocked League of Legends from launching because Windows Test-Signing mode, custom boot debugging, or unsigned kernel drivers were detected.

98% Fix RateOpen Guide

Competitive Launch Configuration

Optimal Launch Parameters for League of Legends

-fullscreen -highSteam / Launcher

-fullscreen

Bypasses Desktop Window Manager (DWM) composition buffer for lower input lag.

-high

Sets CPU thread priority to High in Windows Task Scheduler.

Anti-Cheat Integrity: Riot Vanguard (Kernel Level + TPM 2.0)

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
Processor: Intel Core i3-530 / AMD A6-3650
Graphics Card: NVidia GeForce 9600GT / AMD HD 6570 / Intel HD 4600
Memory (RAM): 4 GB RAM
Storage: 16 GB available space

Recommended (144Hz+ Competitive)

Operating System: Windows 10/11 64-bit (TPM 2.0 & UEFI Secure Boot)
Processor: Intel Core i5-3300 / AMD Ryzen 3 1200
Graphics Card: NVidia GeForce GTX 560 / AMD Radeon HD 6950
Memory (RAM): 8 GB RAM
Storage: 30 GB High-Speed SSD