Windows 11 gaming settings — what is actually worth checking?

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Windows 11 optimization for gaming should not mean disabling half of the system. The goal is simple: keep the system stable, remove obvious background clutter, use proper drivers and test changes one by one.

A good gaming setup is not the one with the most tweaks. It is the one that behaves consistently. If a “performance guide” breaks sound, Windows Update, overlays, Xbox features, anti-cheat compatibility or basic system security, it is probably not optimization — it is just a mess.

If you are optimizing CS2, also read: CS2 best settings for FPS, stable 1% lows and low input lag.

Quick recommendations

Setting	Recommendation	Comment
Windows updates	Keep updated	You do not need beta builds, but the system should not be neglected.
GPU driver	Stable/current	Usually the newest stable driver is fine, but if a new driver causes issues, roll back.
Chipset driver	Keep updated	Especially important on AMD Ryzen systems.
Game Mode	ON	A safe default for gaming.
HAGS	Test it	Can help, hurt or do nothing depending on GPU, driver and game.
Optimizations for windowed games	ON	Useful for borderless/windowed mode in supported games.
Memory Integrity	Conscious decision	Security feature; do not disable blindly.
Startup apps	Limit	Fewer background apps usually improve consistency.
Overlays	Only needed ones	Too many overlays can add background noise.
Random “FPS boost” packs	Avoid	If you cannot understand or reverse the tweak, do not use it.

1. Start with the basics

Before changing advanced Windows settings, check the basics first:

• GPU driver: NVIDIA, AMD or Intel,
• chipset driver,
• motherboard BIOS, if you have real compatibility or stability issues,
• correct monitor refresh rate,
• EXPO/XMP enabled for RAM,
• game installed on an SSD,
• Windows power and display settings configured correctly.

This matters more than most “secret FPS tweaks”. For example, if your RAM is running at default JEDEC speed instead of EXPO/XMP, you may lose performance and frametime stability, especially in CPU-bound games.

2. Game Mode

Keep Game Mode enabled.

It is a safe default and usually helps Windows prioritize gaming workloads better. The goal is not magic FPS. The point is to reduce unnecessary interference from background tasks while you are playing.

Game Mode is especially worth keeping enabled on:

• AMD Ryzen systems with more complex CPU layouts,
• newer Intel CPUs with Performance and Efficiency cores,
• systems where you often have apps running in the background.

I would not treat Game Mode as a miracle setting, but I also would not disable it without a reason.

3. HAGS — Hardware-Accelerated GPU Scheduling

HAGS stands for Hardware-Accelerated GPU Scheduling. It changes how some GPU scheduling work is handled by the system.

My recommendation is simple:

Keep HAGS enabled as a starting point, but test it instead of guessing.

Depending on the GPU, driver and game, HAGS can:

• slightly improve performance,
• slightly hurt performance,
• change input latency,
• do basically nothing.

For competitive games, test it properly:

1. Set HAGS ON.
2. Restart Windows.
3. Test the same map, benchmark or repeatable scene.
4. Set HAGS OFF.
5. Restart Windows.
6. Repeat the same test.

Do not look only at average FPS. Check:

• 1% lows,
• 0.1% lows,
• frametime stability,
• mouse feel,
• stutters.

If the difference is not measurable or noticeable, leave it in the state that is more stable for your PC.

4. Optimizations for windowed games

Windows 11 includes Optimizations for windowed games. This setting is mainly relevant for games running in windowed or borderless modes.

In practice:

• if you play in borderless mode, keep it enabled,
• it can improve alt-tabbing behavior,
• it may reduce latency in supported games,
• in many DirectX 12 games, it will not make a big difference.

For most users, I recommend leaving it ON. It is a normal Windows feature, not a risky tweak.

5. Memory Integrity / Core Isolation

This is the setting people often talk about in gaming optimization guides.

Memory Integrity is part of Windows Core Isolation. It is a security feature. Disabling it may improve performance in some CPU-bound games, but it also lowers one layer of system protection.

My recommendation:

• on a work PC, banking PC or a machine with sensitive data: do not disable it casually,
• on a dedicated gaming PC: you can test it and decide consciously,
• do not treat it as a mandatory FPS toggle,
• always compare before and after.

This is not the same category as changing graphics settings. It is a security tradeoff.

If you disable it, do it because you understand the tradeoff — not because some random “FPS boost pack” told you to.

6. Startup apps and background processes

This often matters more than exotic Windows tweaking.

Check what starts with your system and what runs while you play:

• Discord,
• Steam,
• Epic Games Launcher,
• Battle.net,
• Riot Client,
• Xbox app,
• NVIDIA App / GeForce overlay,
• AMD overlay,
• RGB software,
• mouse and keyboard software,
• OneDrive,
• browser tabs,
• recording tools,
• hardware monitoring apps.

The goal is not to strip Windows down to nothing. The goal is to avoid unnecessary background noise during a gaming session.

For example, Discord is fine if you use it. OBS is fine if you record. GPU overlay is fine if you need it. But five launchers, three overlays, RGB control software and a browser with 40 tabs can absolutely affect consistency.

7. Overlays

Overlays are convenient, but too many of them can create problems.

Common overlays:

• Steam overlay,
• Discord overlay,
• NVIDIA overlay,
• AMD overlay,
• Xbox Game Bar,
• MSI Afterburner / RTSS,
• recording tools,
• launchers with built-in overlays.

I do not recommend disabling every overlay by default. I recommend keeping only the ones you actually use.

For competitive games, especially CS2, keep the setup clean. If you are testing FPS or input lag, disable unnecessary overlays for the test so you know what is really affecting the result.

8. Power plan

On a desktop PC, the normal Balanced power plan is usually a good starting point.

Do not install random power plans from the internet with names like:

• Ultimate FPS,
• Extreme Low Latency,
• Pro Gaming Power Plan,
• 2026 Boost Pack.

Most of them are not magic. Some only increase power draw, temperatures and fan noise without giving a meaningful in-game benefit.

A good default approach:

• desktop PC: Balanced or chipset/vendor-recommended plan,
• laptop: test carefully, because power profiles can heavily affect boost behavior,
• do not change advanced power settings unless you know what they do.

9. Things I do not recommend

Do not blindly do these things:

• mass disabling Windows services,
• removing Microsoft Defender,
• permanently disabling Windows Update,
• installing random “FPS boost packs” from Discord,
• using registry cleaners,
• using kernel-level “optimizers”,
• modifying anti-cheat software,
• disabling security features without understanding the tradeoff,
• copying 30 old tweaks from Windows 10 guides.

If a tweak is actually good, it can be explained clearly and reversed safely.

If someone says “disable everything, trust me”, skip it.

10. How to test changes properly

The worst way to optimize Windows is changing ten things at once.

Use this method instead:

1. Pick one game.
2. Pick a repeatable scene, benchmark or test map.
3. Record average FPS, 1% low, 0.1% low and frametime.
4. Change one setting.
5. Restart if the setting requires it.
6. Test the same scenario again.
7. Keep only changes that actually help.

Also pay attention to how the game feels. Sometimes a setting does not increase average FPS, but improves frametime consistency. Other times it increases average FPS slightly but makes the game feel worse.

For competitive games, consistency often matters more than a small average FPS gain.

Recommended starting point

Area	Starting setting
Game Mode	ON
HAGS	ON, then test
Optimizations for windowed games	ON
GPU driver	Current stable version
Chipset driver	Current version
Startup apps	Limited to what you actually need
Overlays	Only the ones you use
Memory Integrity	Conscious decision, not an automatic tweak
Power plan	Balanced / vendor-recommended
Random FPS packs	Avoid

My practical recommendation

For most gaming PCs, I would start with this:

1. Update GPU and chipset drivers.
2. Enable EXPO/XMP for RAM.
3. Keep Game Mode ON.
4. Keep Optimizations for windowed games ON.
5. Test HAGS ON vs OFF.
6. Clean startup apps.
7. Disable overlays you do not use.
8. Leave Memory Integrity alone unless you consciously want to test the tradeoff.
9. Avoid random registry tweaks and boost packs.

That gives you a clean, stable baseline without turning Windows into a broken experiment.

Read next

• CS2 — best settings for FPS, stable 1% lows and low input lag
• CPU Affinity, CPU Sets and processor affinity in games — what is the difference?
• Best CPUs for CS2 and competitive games — updated 15.05.2026