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Which Windows settings can improve PC gaming performance?

By Freedom251 Team · · 9 min read

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On Windows 11, start by checking Game Mode, then enable Optimizations for windowed games if you play compatible DirectX 10 or DirectX 11 titles in windowed or borderless mode. On a computer with multiple GPUs, assign the game to the appropriate GPU, and test Best performance power mode when the PC is plugged in and extra heat and power use are acceptable. Keep Windows and drivers current and remove unnecessary background load.

These changes improve scheduling, presentation latency, GPU selection or available CPU headroom; none guarantees a particular frame rate. The result depends on the game, graphics API, display mode, hardware, drivers and what else the computer is doing.

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What these settings can—and cannot—change

Windows settings can remove avoidable overhead, select a faster GPU on a hybrid system, improve how compatible windowed games present frames, or let the processor use more power. They cannot turn an entry-level graphics card into a high-end one, add memory, or fix a game whose frame rate is limited by its own engine.

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Microsoft’s current gaming guidance targets Windows 11. Windows 10 support ended on October 14, 2025, so it should not be treated as an equally current platform for security or ongoing gaming support. The labels and paths below are for Windows 11 and can change slightly with updates or manufacturer software.

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Best first checks

Setting or action Where to find it Use it when Main trade-off
Game Mode Settings > Gaming > Game Mode Any Windows 11 gaming PC; verify the baseline setting No guaranteed FPS increase
Optimizations for windowed games Settings > System > Display > Graphics DirectX 10/11 games in windowed or borderless-windowed mode Compatibility varies by game and display
Per-app graphics preference Settings > System > Display > Graphics Hybrid laptops or PCs with more than one GPU High performance generally uses more power
Power mode: Best performance Settings > System > Power & battery > Power mode Plugged-in play where heat and power draw are acceptable More electricity, heat and laptop battery drain
Updates and background cleanup Windows Update, optional updates and Task Manager When background activity or old drivers may be limiting performance Requires troubleshooting rather than one toggle
Hardware-accelerated GPU scheduling Windows graphics settings on supported hardware Only when testing a specific hardware/driver combination No universal evidence that On is faster
Visual effects: Adjust for best performance Visual Effects tab Constrained PCs where general Windows responsiveness matters Windows animations and effects are reduced

1. Check Game Mode first

Open Settings > Gaming > Game Mode and make sure Game Mode is enabled. Microsoft says it should be on by default. It is the simplest baseline check because it is designed for gaming workloads and does not require changing individual game files.

Do not use a promised percentage or FPS number to judge this switch. Microsoft’s guidance does not specify a universal frame-rate gain, and the effect can be negligible when the game is already limited by the GPU, CPU, memory capacity or an external frame-rate cap. If Game Mode was already enabled, leave it enabled and move to settings that match your particular problem.

2. Enable Optimizations for windowed games when they apply

Microsoft defines this feature narrowly: “Optimizations for windowed games improves gaming performance for DirectX 10 and DirectX 11 games running in windowed and borderless windowed modes.” Read the full explanation in Microsoft’s Windows 11 support article.

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Turn it on for the default configuration

  1. Open Settings.
  2. Go to System > Display > Graphics.
  3. Under the default settings, enable Optimizations for windowed games.
  4. Close and restart the game so it creates its next presentation session with the new setting.

The feature transitions compatible games from the older bit-block-transfer (blt) presentation model to the flip model. That can reduce frame latency and enables features such as Auto HDR and variable refresh rate on supported displays. It does not apply equally to every game: a DirectX 12 title, an exclusive-full-screen title, or a game using a different presentation path may not receive the same benefit.

Understand the Auto HDR interaction

Auto HDR turns on windowed-game optimization automatically. If you want to turn the optimization off, Microsoft says you must first turn off Auto HDR. This ordering prevents a user from disabling the underlying optimization while leaving Auto HDR selected.

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Create a per-game exception

  1. Return to Settings > System > Display > Graphics.
  2. Select the game under the custom options list. If it is not listed, add the game application.
  3. Choose Options.
  4. Adjust its graphics preference or turn off Optimizations for windowed games and, where applicable, Auto HDR.
  5. Select Save, then restart the game or app.

Use an exception when a particular title displays incorrectly, stutters after the change, or behaves better with its original presentation path. Change one option at a time so you can identify which setting altered the behavior.

3. Select the right GPU for each game

A desktop with one graphics processor has no alternative GPU to select. This setting matters most on hybrid laptops and other systems that expose integrated and discrete GPUs. Windows offers three choices:

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  • Let Windows decide allows the operating system to select a GPU.
  • Power saving favors the lower-power GPU, which is useful for battery life and light workloads.
  • High performance requests the higher-performance GPU, typically the discrete adapter in a hybrid laptop.

To set a preference, open Settings > System > Display > Graphics, select the game, choose Options, select the desired graphics preference and save. Restart the game afterward. The Windows label High performance is a preference, not a benchmark guarantee: a game can remain CPU-limited, use an unexpected executable, or be constrained by its own settings.

If a game uses a launcher and a separate game executable, make sure you assign the executable that actually renders the game. Compare battery use and frame pacing as well as average FPS; choosing the discrete GPU normally increases power consumption.

4. Test Best performance power mode

Windows 11 exposes the power setting at Settings > System > Power & battery > Power mode > Best performance. Microsoft says this mode can help the CPU run at higher performance when needed.

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Use it as a test or gaming profile when the computer is connected to power and additional heat and electricity use are acceptable. On a laptop, Best performance can reduce battery runtime, increase fan noise and make the chassis warmer. It is therefore a poor permanent default for someone who values quiet operation or long unplugged sessions.

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After selecting it, play the game or reproduce the slowdown that prompted the change. If there is no observable improvement, return to a more efficient mode. A CPU that is already running at its required performance level will not necessarily gain extra frames from the higher-power policy.

5. Update Windows, drivers and optional updates

Out-of-date software can cause bugs, poor compatibility or scheduling problems. Use Windows Update to install current Windows updates. Also inspect the optional updates area; Microsoft notes that optional updates can include non-critical drivers.

Driver updates are not an automatic performance upgrade for every game. A new driver may fix a specific title, support a feature or correct instability, while an already stable system may show little change. Restart when Windows or a driver installer requests it, then test the same game and settings rather than changing several variables simultaneously.

6. Find and reduce background load

A game may be perfectly configured yet still stutter because another process is consuming CPU time, memory, storage bandwidth or network capacity. Microsoft recommends using Task Manager’s Processes, Performance and Startup apps views to identify unnecessary work.

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Use Task Manager during the problem

  1. Open Task Manager while the game is running or immediately after a stutter.
  2. In Processes, sort by CPU, memory, disk or network activity to find unusually heavy processes.
  3. Use Performance to see whether the CPU, GPU, memory or disk is reaching its limit.
  4. Review Startup apps and disable programs you do not need launching with Windows.
  5. Close unused applications before starting the game, especially those that continuously scan, synchronize or render overlays.

Do not terminate a process simply because its name is unfamiliar. Check what it belongs to and whether it is required for Windows, security software, an input device or another application. The goal is to remove unnecessary load, not to “debloat” the operating system indiscriminately.

Limit background activity where appropriate

For applications that do not need to run while you play, use their available Windows background-permission controls or close them before launching the game. This is most useful when Task Manager shows sustained CPU, memory or disk activity unrelated to the game. If resource usage is low and the game is GPU-limited, closing more apps is unlikely to change frame rate.

7. Treat Hardware-accelerated GPU scheduling as an experiment, not a promise

Hardware-accelerated GPU scheduling appears among Windows graphics options on supported systems. Microsoft’s gaming guidance lists it as a setting to check, while its DirectX developer explanation says support depends on graphics hardware and drivers and that reliability and performance are evaluated before driver support is promoted.

The available Microsoft material does not establish that enabling it makes every game faster. If your system is stable, there is no need to change it solely because the switch exists. If you are troubleshooting a specific game, record the current setting, change only that variable, restart the game and compare the workloads you actually use. Revert it if you see crashes, visual corruption, worse frame pacing or no useful improvement.

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8. Reduce visual effects only for general responsiveness

Windows visual effects consume some system resources. In the Visual Effects tab, Microsoft offers Adjust for best performance, which reduces animations and other desktop effects.

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This is not a gaming-specific FPS control. Consider it on an older or memory-constrained PC when the desktop itself feels sluggish, especially while switching between the game and other applications. The cost is a less polished Windows interface. If the game is already using the GPU heavily and the desktop is responsive, changing visual effects is unlikely to solve a game-specific frame-rate problem.

Choose settings by the problem you are solving

Observed situation Most relevant action What to monitor
Borderless or windowed DirectX 10/11 game has high latency or poor presentation Enable Optimizations for windowed games and restart the title Frame pacing, latency, HDR and variable-refresh behavior
Hybrid laptop appears to use integrated graphics Assign the game to High performance under Graphics options GPU engine usage, heat, battery drain and stability
Performance drops only on battery Connect power and test Best performance mode Temperature, fan noise and battery runtime
Stutter coincides with another program’s activity Inspect Task Manager and disable unnecessary startup or background work CPU, memory, disk and network utilization
Crashes or visual glitches after a graphics change Revert the last change and test one setting at a time Whether the issue is tied to one game, driver or mode
Desktop is sluggish on older hardware Consider Adjust for best performance in Visual Effects Desktop responsiveness, not just in-game FPS

A repeatable troubleshooting order

When a game performs poorly, avoid changing every Windows option at once. Use this order:

  1. Write down the game’s display mode, resolution, graphics API if known, current Windows power mode and whether the PC is plugged in.
  2. Confirm Game Mode, then update Windows and inspect optional driver updates.
  3. If the title is DirectX 10 or 11 and windowed or borderless, enable windowed-game optimizations and restart it.
  4. On a multi-GPU computer, verify the game’s per-app GPU preference.
  5. Check Task Manager while reproducing the problem and address the resource that is actually saturated.
  6. If plugged in, test Best performance power mode and observe heat and noise.
  7. Only then test Hardware-accelerated GPU scheduling or a per-game exception, changing one variable at a time.

This process distinguishes a Windows configuration issue from a hardware limit. Older hardware may show little improvement from software changes, particularly when the graphics processor is already fully occupied or the game is limited by its CPU workload.

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Display compatibility: useful, but not a required purchase

Windowed-game optimizations can enable Auto HDR and variable refresh rate on supported displays. A gaming monitor with variable refresh rate or an HDR gaming monitor can therefore affect which display features are available, but a new monitor is not required to apply any of the Windows settings above and is not a general FPS upgrade. Check that the game, GPU, cable and monitor all support the feature before treating it as a solution.

Official references

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

Game ModeGraphics SettingsPC gamingperformance troubleshootingWindows 11

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