Best PC Settings to Boost FPS and Reduce Lag in Games

Nothing ruins a great game like stutter, screen tearing, and low frame rates. The good news? You can often fix it without spending a cent on new hardware. This GamerDP guide covers the best PC settings to boost FPS and reduce lag, from in-game options to GPU control panel tweaks and Windows changes that add real, measurable frames.

Work through these in order. Test your frame rate after each change so you can see what helps most on your specific system.

Start with the in-game settings that matter most

Not all graphics settings are equal. A few are massive performance hogs while others barely affect visuals. Turn these down first for the biggest FPS gains:

• Shadows: One of the heaviest settings. Dropping from Ultra to Medium can add a huge chunk of frames.
• Anti-aliasing: Switch to a lighter option like TAA or FXAA instead of demanding MSAA.
• Ambient occlusion & reflections: Expensive for what they add. Lower or disable them.
• Ray tracing: Gorgeous but brutal on frame rate. Turn it off if you’re chasing performance.
• Render/resolution scale: Keep at 100% or use quality upscaling like DLSS or FSR for free frames.

Leave texture quality high if you have enough VRAM — it looks great and costs little performance.

Use upscaling technology

Modern upscalers like DLSS, FSR, and XeSS render the game at a lower internal resolution and intelligently upscale it, often delivering 30-50% more frames with minimal visual loss. If your game supports it, enabling “Quality” mode upscaling is one of the best free performance wins available in 2026.

Optimize your GPU control panel

Both NVIDIA and AMD control panels hide settings that can smooth out your experience:

• Set the power mode to “Prefer maximum performance.”
• Enable Low Latency mode (NVIDIA Reflex where available) to cut input lag.
• Turn on the frame rate limiter a few frames below your monitor’s refresh rate to reduce tearing and stabilize pacing.

Make sure your graphics drivers are fully up to date, too — new drivers frequently add performance for popular games.

Tune Windows for gaming

Your operating system can steal performance in the background. A few quick changes help:

• Enable Game Mode and Hardware-Accelerated GPU Scheduling in Windows settings.
• Set your power plan to High Performance.
• Close background apps — browsers and chat overlays eat RAM and CPU.
• Disable unnecessary startup programs so your system boots lean.

Don’t forget refresh rate and V-Sync

Many players unknowingly run a 144Hz monitor at 60Hz. Check your display settings and set the refresh rate to its maximum. If you get screen tearing, consider G-Sync or FreeSync instead of traditional V-Sync, which adds input lag.

Keep your PC cool and clean

Thermal throttling silently kills performance. If your CPU or GPU overheats, it slows itself down to protect the hardware. Clean out dust, ensure good airflow, and monitor your temperatures. A cooler PC is a faster, more consistent PC.

Still not enough frames?

If you’ve optimized everything and still want more, it may be time for a hardware upgrade. Our beginner’s guide to building a gaming PC in 2026 explains which parts give you the most FPS per dollar. And if your problem is online stutter rather than raw frame rate, the culprit might be your connection — see how to reduce ping and fix lag.

Final thoughts

Boosting FPS is usually about smart settings, not expensive hardware. Lower the heavy graphics options, enable upscaling, tune your GPU and Windows, and keep your system cool. Do that and even a modest PC can deliver a smooth, competitive experience. Higher frames will even help your aim — pair this with our tips on improving your aim in FPS games. For more optimization guides, keep GamerDP handy.

Monitor your performance to know what works

You can’t improve what you don’t measure. Before and after each tweak, use an in-game or overlay FPS counter to see the actual impact on your system. Watch not just average frame rate but frame times and 1% lows — smoothness matters more than a high number that constantly stutters. Keep an eye on your CPU and GPU temperatures too, since thermal throttling silently caps performance. If one component is pegged at 100% while the other sits idle, you’ve found your bottleneck. Treating optimization as a measured, one-change-at-a-time process helps you understand your specific hardware.

Frequently asked questions

How can I increase FPS for free?

Plenty of ways. Lower demanding settings like shadows and ray tracing, enable upscaling such as DLSS or FSR, update your graphics drivers, turn on Windows Game Mode and High Performance power plan, and close background apps. Keeping your PC cool and clean also prevents thermal throttling. These cost nothing and can dramatically boost frame rates on any system.

Which graphics setting affects FPS the most?

Shadows, ray tracing, and anti-aliasing are usually the heaviest hitters. Dropping shadows from Ultra to Medium and disabling ray tracing often adds a large chunk of frames with minimal visual loss. Texture quality, by contrast, has little performance cost if you have enough VRAM, so you can usually keep it high.

Does lowering resolution increase FPS?

Yes, significantly — resolution is one of the biggest performance factors. But rather than dropping your monitor’s native resolution, use quality upscaling technology like DLSS or FSR, which renders internally at a lower resolution and intelligently upscales, giving you most of the FPS benefit while keeping a sharp image.

Is 60 FPS good enough for gaming?

60 FPS is a solid, smooth baseline for most games and perfectly enjoyable. However, competitive players benefit from higher frame rates — 120, 144, or more — paired with a high-refresh monitor, since it reduces input lag and makes fast targets easier to track. For single-player games, a stable 60 is generally great.

Why is my FPS suddenly dropping?

Sudden drops are often caused by overheating and thermal throttling, background apps hogging resources, outdated drivers, or an unstable connection in online games. Check your temperatures, close background programs, update drivers, and make sure a battery-saver or power-saving mode isn’t limiting performance.