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Fix Windows 11 Slow Performance After Update - Solutionz-IT
Is your Windows 11 running slower than usual after the latest update? You are not alone. Many users have reported system lag, slow boot times, and app stuttering following recent Windows patches. While updates are essential for security, they can sometimes cause system conflicts or leave behind "digital debris" that clogs your performance.
In this guide, we will walk you through the most effective ways to restore your PC’s speed and optimize Windows 11 for peak performance.
1. Clean Up System Junk and Temporary Files
During an update, Windows creates numerous temporary files that are often not deleted automatically. These files can take up gigabytes of space and slow down disk indexing.
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How to do it:
- Press Windows Key + R, type %temp%, and hit Enter. Delete all files in the folder.
- Go to Settings > System > Storage > Temporary files.
- Select all unnecessary files (including "Previous Windows installations") and click Remove files.
2. Manage Startup Applications
One of the most common reasons for a slow Windows 11 experience is too many apps running in the background from the moment you turn on your PC.
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How to do it:
- Right-click the Start button and select Task Manager.
- Navigate to the Startup apps tab.
- Identify apps with a "High impact" and disable the ones you don't need immediately (e.g., Spotify, Steam, or cloud storage apps).
3. Repair Corrupted System Files (SFC Scan)
Sometimes, the update process doesn't finish perfectly, leading to corrupted system files. Windows has a built-in tool to fix this.
How to do it:Type CMD in the search bar, right-click it, and select Run as Administrator.
Type the following command and press Enter: sfc /scannow
Wait for the process to finish. Windows will automatically repair any damaged files it finds.
4. Adjust Visual Effects for Best Performance
Windows 11 looks beautiful with its transparency and animations, but these "eye candies" can drain resources on mid-range laptops.
How to do it:
Search for "Adjust the appearance and performance of Windows" in the Start menu.
Select Adjust for best performance or manually uncheck "Animate windows when minimizing and maximizing."
5. Update Your Drivers
A new Windows version might require new drivers, especially for your Chipset and Graphics card. Using outdated drivers on a new Windows build is a recipe for lag.
Tip: Visit your laptop manufacturer’s website (like Lenovo, ASUS, or Dell) and download the latest drivers specifically for Windows 11.
Conclusion
By following these steps, your Windows 11 should feel significantly snappier and more responsive. Regular maintenance, such as clearing cache and managing startup apps, is key to keeping your system running smoothly in the long run.
Did these steps work for you? Let us know in the comments below, and don't forget to share this guide with your fellow IT colleagues!

