Meta Description:
Is Windows 11 running slow? Learn 15 proven ways to speed up Windows 11, boost performance, reduce lag, and make your PC faster in 2026.
Introduction
Is your Windows 11 running slow all of a sudden?
Maybe your PC takes too long to boot.
Apps freeze randomly.
The system feels laggy even with simple tasks.
You’re not alone.
Many users experience slow performance due to:
- Too many startup programs
- Background apps consuming RAM
- Windows updates
- Driver issues
- Low disk space
The good news? You can dramatically improve performance without upgrading hardware.
Here are 15 proven ways to speed up Windows 11.
1️⃣ Restart Your PC
Before doing anything advanced, restart your computer.
Temporary memory leaks and background processes often slow down Windows.
2️⃣ Disable Startup Programs (Huge Performance Boost)
Too many startup apps slow boot time.
Steps:
- Press Ctrl + Shift + Esc
- Go to Startup
- Disable unnecessary apps
Focus on disabling:
- Auto-launchers
- Game launchers
- Updaters
Restart your PC afterward.
3️⃣ Turn Off Background Apps
- Open Settings
- Go to Apps → Installed Apps
- Select unnecessary apps
- Disable background permissions
This reduces RAM usage.
4️⃣ Enable Storage Sense
Low disk space slows performance.
- Go to Settings → System → Storage
- Enable Storage Sense
Delete temporary files regularly.
5️⃣ Delete Temporary Files Manually
Press:
Windows + R
Type:
%temp%
Delete all files inside.
6️⃣ Run Disk Cleanup
- Search for Disk Cleanup
- Select drive C:
- Check:
- Temporary files
- Recycle Bin
- Windows Update Cleanup
Click OK.
7️⃣ Disable Visual Effects
Visual effects consume system resources.
Steps:
- Press Windows + R
- Type:
sysdm.cpl
- Go to Advanced → Performance → Settings
- Select:
- Adjust for best performance
This can noticeably speed up older PCs.
8️⃣ Update Drivers
Outdated drivers cause lag.
- Press Windows + X
- Click Device Manager
- Update critical drivers:
- Graphics
- Network
- Storage
9️⃣ Check for Malware
Malware slows your PC dramatically.
Run:
- Windows Security Full Scan
- Or trusted antivirus software
🔟 Turn Off Transparency Effects
- Open Settings
- Go to Personalization → Colors
- Disable Transparency Effects
Small change, noticeable improvement on low-end PCs.
1️⃣1️⃣ Adjust Power Plan
- Search for:
Power Options
- Choose:
- High Performance
This improves responsiveness.
1️⃣2️⃣ Disable Unnecessary Services (Advanced)
Press:
Windows + R
Type:
services.msc
Disable non-essential third-party services only.
⚠ Be careful not to disable Microsoft core services.
1️⃣3️⃣ Upgrade to SSD (Biggest Performance Boost)
If you’re still using HDD, upgrading to SSD can:
- Reduce boot time by 70%
- Make apps open instantly
This is the most impactful upgrade.
1️⃣4️⃣ Increase Virtual Memory
- Press Windows + R
- Type:
sysdm.cpl
- Advanced → Performance → Settings
- Advanced → Virtual Memory → Change
- Increase size manually
Helpful if you have 4–8GB RAM.
1️⃣5️⃣ Reset Windows (Last Resort)
If nothing works:
- Go to Settings → System → Recovery
- Click Reset this PC
Choose “Keep my files”.
Use only if system is severely corrupted.
Frequently Asked Questions
Why is Windows 11 slower than Windows 10?
Windows 11 has more visual effects and background services. On older hardware, this may cause lag.
Does disabling startup apps really help?
Yes. It significantly reduces boot time and background CPU usage.
How much RAM does Windows 11 need?
Minimum: 4GB
Recommended: 8GB or more
Final Thoughts
If Windows 11 is running slow, the most effective fixes are:
- Disable startup programs
- Clear temporary files
- Adjust visual effects
- Update drivers
- Use an SSD
Most users see noticeable improvement within minutes.