Optimize Your PC for Competitive Gaming
Scan your PC, get a Tier1 Score out of 100, and let an AI Coach explain exactly what's holding it back — then free Windows tools to fix it, backed by 514+ guides that explain every tweak.
514+ guides · 21 games · guides always free
PC optimization
Windows tweaks, hardware, benchmarking, and system tuning.
- PC Fix DXGI_ERROR_DEVICE_REMOVED (0x887A0005)
What DXGI_ERROR_DEVICE_REMOVED means — Windows lost all contact with your GPU — and the ordered fixes: clean driver reinstall, disable XMP/E…
- PC Why FPS Drops After Hours of Gameplay (Memory Leaks Explained)
If your game starts at 120 FPS and sags to 60 after a few hours, that's a memory leak — not your hardware. How to confirm it, and what actua…
- PC Best Tools to Fix Stuttering in Games (2026): What Each One Actually Fixes
The best free tools to fix game stuttering in 2026 — ISLC, DDU, LatencyMon, Process Lasso, RTSS and more — matched to the exact type of stut…
- PC Fix "Out of Video Memory Trying to Allocate a Rendering Resource"
Fix the "Out of video memory trying to allocate a rendering resource" crash in Unreal Engine games — lower textures, DDU drivers, raise the …
Game guides
Settings and optimization for Fortnite, Apex, Warzone, Arc Raiders, and more.
- Game GTA 5 Crashing on PC: Fix Enhanced and Legacy Crashes
Fix GTA 5 crashing on PC: what ERR_GFX_D3D_NOD3D12, ERR_GFX_D3D_INIT and ERR_GFX_STATE mean, Enhanced vs Legacy, mods, settings.xml, drivers…
- Game No Man's Sky Low FPS Fix: Settings, Base Lag and Stutter
Fix low FPS in No Man's Sky on PC after the Cosmos update: the settings that matter, Base Complexity, FPS drops at big bases and stutter whe…
- Game Minecraft Crashing on PC: Fix Exit Code 1 and Every Crash
Fix Minecraft crashing on PC: what Exit Code 1, -1073741819 and -805306369 mean, broken mods, the wrong Java version, too little RAM, graphi…
- Game Subnautica 2 Low FPS Fix: Settings, Base Lag and Stutter
Fix low FPS in Subnautica 2 on PC: the settings that actually move frame rate (Global Illumination, DLSS/TSR), base-building slowdowns, lapt…