How to Set Steam Launch Options — FPS, Windowed, Console & More (2026)

Steam Launch Options let you pass command-line parameters to games before they start. This is useful for forcing windowed mode, enabling developer consoles, setting FPS limits, and fixing compatibility issues.

1. Open Steam → Library
2. Right-click the game → Properties
3. In the General tab, find "Launch Options"
4. Type your parameters and close

CommandEffect -windowedLaunch in windowed mode -fullscreenForce fullscreen -w 1920 -h 1080Set resolution -consoleEnable developer console on launch -novidSkip intro videos (faster startup) -highSet game process to high CPU priority -dx11 / -dx12 / -vulkanForce specific graphics API -fps_max 144Cap FPS (Source games like CS2) -novrLaunch without VR (for HL: Alyx NoVR mod)

• ⚡ Boost FPS in Any Game
• 🔧 Verify Game Files
• 📥 HL: Alyx NoVR Mod