WINDOWS TWEAKS by Jose

Gaming and performance · TWESTER

How to optimize Windows for gaming: settings to review step by step

A slow game is not always fixed by an optimizer. Results depend on your GPU, CPU, memory, temperatures, drivers, and the game. Review Windows carefully and measure whether a change helps your PC.

Updated October 14, 2026

1. Measure your baseline

Play the same scene and note FPS, stutter, CPU/GPU usage, temperatures, resolution, and graphics quality. Change one setting at a time and repeat a comparable scene.

  • Get Windows and GPU driver updates from official sources.
  • Close only apps you recognize and do not need while gaming.

2. Review startup apps

Apps that start with Windows may use memory or CPU. Open Task Manager or Twester → Tools → Startup apps. Check the name and publisher, and disable only entries you do not need at sign-in. Disabling startup does not uninstall the app; you can still open it.

  • Do not disable security, audio, touchpad, graphics, sync, or driver components blindly.
  • Research entries you do not recognize.

3. Check graphics settings

Windows includes Game Mode and, on Windows 11, graphics options for some games. Twester groups compatible settings such as Game Mode, hardware-accelerated GPU scheduling, and windowed-game optimizations. Availability depends on Windows and hardware; some changes require a restart.

  • Try in-game resolution, FPS limits, and quality settings first.
  • Microsoft’s Windows 11 windowed-game optimizations apply to DirectX 10/11 titles in windowed or borderless mode; they are not universal.

4. Consider power and temperature

A higher-performance power profile can increase power use and heat, especially on laptops. Monitor temperature and restore the prior profile if the PC gets too hot. Twester’s Maximum Performance mode applies recommended settings and creates a restore point first when Windows allows it.

  • Review changes before confirming.
  • Keep vents clear and use a laptop power profile appropriate for your situation.

5. Keep a way back

Create a restore point or a Twester backup before applying a group of changes. Reversible tweaks can be reverted; deleting files, apps, or restore points may not be reversible.

  • Measure after each change.
  • If an improvement is not repeatable, restore the previous setting.

In summary

The best setting is one you can measure and undo. Keep the configuration that is more stable if you cannot reproduce an improvement.

Official references

Frequently asked questions

Does optimizing Windows guarantee more FPS?

No. It varies with the game, hardware, drivers, temperature, and settings. Compare under similar conditions.

Does disabling a startup app uninstall it?

No. It prevents automatic startup; the app remains installed.

Does Twester free a fixed amount of RAM?

No. It can help review resource use, but it cannot add physical memory or promise an amount freed.

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