Windows 11 brings modern visual polish and direct storage capabilities to PC gaming, yet its default security and background services take a real toll on your frame rates. If you want to optimize Windows 11 for gaming, you need to strip away hidden background overhead, adjust kernel-level virtualization settings, and configure the graphics subsystem properly.
Whether you play fast-paced shooters like CS2 and Valorant or heavy titles like Cyberpunk 2077, this step-by-step guide walks you through every verified tweak to maximize frame rates and stabilize frame times.
Disable core isolation and memory integrity
Windows 11 enables Virtualization-Based Security (VBS) and Hypervisor-Protected Code Integrity (HVCI) out of the box on modern systems. While these features defend enterprise workstations from malicious drivers, they place continuous virtualization overhead on memory lookups. In CPU-bound competitive games, VBS can reduce 1% low frame rates by 5% to 15%.
To disable Memory Integrity on a dedicated gaming machine:
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Open the Windows Security app from your Start menu.
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Navigate to Device Security in the left sidebar.
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Under Core isolation, click Core isolation details.
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Toggle Memory integrity to Off.
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Restart your computer when prompted so the hypervisor unloads.
Enable optimizations for windowed games and HAGS
Windows 11 introduces an upgraded presentation model that reduces input latency for borderless windowed titles to match legacy exclusive fullscreen. Pairing this with Hardware-Accelerated GPU Scheduling (HAGS) allows your graphics card to manage its own VRAM scheduling queue rather than relying on Windows CPU interrupts.
Here is how to set up your graphics settings:
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Open Settings and click on System > Display > Graphics.
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Click Change default graphics settings.
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Turn Hardware-accelerated GPU scheduling to On.
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Turn Optimizations for windowed games to On.
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Restart your PC to commit the driver changes.
| Setting | Recommended Value | Why |
|---|---|---|
| Memory Integrity (HVCI) | Off | Removes hypervisor virtualization overhead on CPU cache and RAM access. |
| Hardware Accelerated GPU Scheduling | On | Passes VRAM management directly to GPU for lower frame delivery latency. |
| Optimizations for Windowed Games | On | Upgrades DX11 and DX10 titles to the modern low-latency flip model. |
| Game Mode | On | Stops Windows Update and throttles background tasks while running games. |
| Power Plan | High Performance / Ultimate | Prevents CPU clock downshifting during micro-pauses in gameplay. |
Configure Windows game mode and disable game bar recording
Our practical testing Windows Game Mode showed that Microsoft improved its thread scheduling logic in recent Windows 11 updates. When Game Mode is active, Windows prioritizes CPU thread allocation to the foreground game process and halts background update installations.
However, background recording features in the Xbox Game Bar consume continuous encoder bandwidth on your GPU and storage drive. To stop this drain:
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Go to Settings > Gaming > Game Mode and ensure it is turned On.
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Go to Settings > Gaming > Captures and turn off Record what happened.
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If you never use Xbox overlays, toggle the Xbox Game Bar master switch off under Settings > Gaming > Game Bar.
Unlock the high performance power plan
The default “Balanced” power plan in Windows 11 lets CPU cores downclock aggressively when system load dips for a few milliseconds. In games, this clock fluctuation causes noticeable micro-stutters when a sudden fight or explosion occurs. Activating the high performance power plan on Windows keeps your CPU cores pinned at their base and boost clocks for smooth frame delivery.
If you want to eliminate these stutters, pairing aggressive power profiles with targeted system tweaks helps fix micro-stuttering in games across demanding titles.
Test your system headroom and optimization status
Before applying deep system changes, it helps to see how much background resource contention is slowing down your hardware:
PC Headroom Check
How much FPS is your PC leaving on the table?
Stop startup bloatware and telemetry services
Every background utility running in your system tray competes with your games for CPU cycles, RAM bandwidth, and DWM composition queue space. RGB software, game store clients, and hardware monitor overlays are common culprits.
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Press Ctrl + Shift + Esc to launch Task Manager and switch to the Startup apps tab.
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Right-click and Disable unneeded utilities such as launcher updaters, browser helpers, and cloud storage clients.
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In Windows 11 Settings, navigate to Apps > Installed apps, click the three dots on apps you do not need running in the background, choose Advanced options, and set Background component permissions to Never.
Streamline your system with an automated optimizer
Manual registry adjustments and service tuning take considerable time and can cause system instability if configured incorrectly. Using a dedicated fps tweak optimizer lets you apply safe, benchmarked registry values, memory clearing routines, and GPU latency profiles with one click. For competitive players who need real-time process prioritization and clean RAM management, FPS Tweak Premium delivers automated tuning without touching critical Windows system files.
You can also check our full guide on how to boost your FPS on PC for broader hardware and driver strategies.