How to Fix Windows 11 Slow Performance (Complete Step-by-Step Guide)
📑 Table of Contents (TOC)
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Why Is Windows 11 Running Slow?
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Disable Startup Programs
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Remove Temporary Files
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Adjust Visual Effects
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Update Drivers
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Scan for Malware
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Increase Virtual Memory
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Reset Windows (Advanced Fix)
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Frequently Asked Questions
Introduction
Is your Windows 11 computer running slow?
Does it take too long to boot, open apps, or load websites?
Slow performance is one of the most common Windows 11 problems. Over time, startup programs, background apps, outdated drivers, and temporary files can reduce your PC speed significantly.
In this guide, you’ll learn how to fix Windows 11 slow performance step by step using safe and effective methods.
🔎 Why Is Windows 11 Running Slow?
Common causes include:
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Too many startup programs
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Low RAM
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Background apps
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Outdated drivers
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Malware infections
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Full storage disk
Let’s fix it.
✅ Solution 1: Disable Startup Programs
Startup apps slow down boot time.
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Press Ctrl + Shift + Esc
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Open Task Manager
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Go to Startup tab
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Disable unnecessary apps
Restart your PC and check speed improvement.
✅ Solution 2: Delete Temporary Files
Temporary files waste disk space.
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Press Windows + R
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Type
%temp% -
Delete all files
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Empty Recycle Bin
You can also use Storage Sense in Settings.
✅ Solution 3: Adjust Visual Effects
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Press Windows + R
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Type
sysdm.cpl -
Go to Advanced → Performance → Settings
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Select Adjust for best performance
This improves speed on low-end PCs.
✅ Solution 4: Update Drivers
Outdated drivers can slow performance.
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Open Device Manager
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Update graphics and chipset drivers
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Restart your PC
✅ Solution 5: Scan for Malware
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Open Windows Security
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Go to Virus & Threat Protection
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Run a Full Scan
Malware often causes slow systems.
✅ Solution 6: Increase Virtual Memory
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Press Windows + R
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Type
sysdm.cpl -
Advanced → Performance → Advanced
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Click Virtual Memory → Change
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Increase paging file size
🚨 Advanced Fix: Reset Windows 11
If performance is still slow:
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Open Settings
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Go to System → Recovery
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Click Reset this PC
Choose “Keep my files” to avoid losing data.
🎯 Final Words
Windows 11 slow performance is usually caused by startup overload, temporary files, or outdated drivers. By applying these step-by-step fixes, you can significantly improve your PC speed.
If your device is still slow, upgrading RAM or switching to SSD can dramatically boost performance.
Frequently Asked Questions (FAQ)
Q1: Why is Windows 11 suddenly slow?
Windows 11 may become slow due to too many startup apps, outdated drivers, malware, or low disk space.
Q2: How do I make Windows 11 faster?
Disable startup programs, delete temporary files, update drivers, and scan for malware.
Q3: Does resetting Windows 11 improve performance?
Yes, resetting Windows removes unnecessary software and can restore original performance.
Q4: Is low RAM causing slow performance?
Yes, insufficient RAM can significantly slow down Windows 11.

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