Introduction
Is your Windows PC or laptop running slow, freezing, or lagging? Over time, cache and junk files accumulate in hidden locations, consuming valuable storage and slowing down performance.
This comprehensive guide will show you step-by-step how to delete all unnecessary cache files and give your computer a fresh, clean boost.

Why Clean Cache & Junk Files?
✔ Faster performance – Removes sluggishness
✔ More storage space – Deletes hidden temporary files
✔ Prevents crashes & freezes – Reduces system overload
Step-by-Step Cache Cleanup Process
1. Delete Prefetch Files
Prefetch stores frequently used application data to speed up loading, but over time, it becomes bloated.
How to Clear Prefetch:
- Press
Win + R, typeprefetch, and hit Enter. - Select all files (
Ctrl + A) and delete them. - Skip any files that can’t be deleted (they’re in use).
🔹 Note: Windows will regenerate these files, so repeat this weekly for best performance.
2. Clear Temp Files
Temporary files are created by apps and Windows but often remain unused.
How to Clear Temp Files:
- Press
Win + R, type%temp%, and hit Enter. - Delete all files (
Ctrl + A→ Delete). - Repeat for
temp(typetempin Run).
📌 Pro Tip: Some files may be in use—skip them if they won’t delete.
3. Run Disk Cleanup
Windows has a built-in Disk Cleanup tool for deeper cleaning.
How to Use Disk Cleanup:
- Press
Win + R, typecleanmgr, and hit Enter. - Select C: drive and click OK.
- Check all boxes (especially “Temporary files”).
- Click OK → Delete Files.
4. Clear SoftwareDistribution Cache
Windows Update stores files in SoftwareDistribution, which can get clogged.
How to Clear It:
- Open File Explorer → This PC → C: drive.
- Navigate to:
C:\Windows\SoftwareDistribution\Download
- Delete all files inside (
Ctrl + A → Delete).
⚠ Warning: Don’t delete the SoftwareDistribution folder itself—just its contents.
5. Clear Browser Cache (Chrome, Edge, Firefox)
Browsers store cookies, cached images, and site data, slowing them down.
How to Clear Chrome Cache:
- Open Chrome → Click ⋮ (Menu) → Settings.
- Go to Privacy & Security → Clear Browsing Data.
- Select “All time” and check all boxes.
- Click “Clear Data”.
6. Reset Microsoft Store Cache
The Microsoft Store stores unnecessary cache files that can cause errors.
How to Reset Store Cache:
- Open Command Prompt (Admin).
- Type:
wsreset.exe
- Press Enter – The Store will reopen automatically.
Final Step: Restart Your PC
After completing all steps, restart your computer to apply changes fully.
🚀 Result: Your PC will run smoother, faster, and with fewer freezes!
Best Tools for Automatic Cleanup
| Tool | Purpose | Link |
|---|---|---|
| CCleaner | Deep system cleanup | ccleaner.com |
| BleachBit | Open-source cleaner | bleachbit.org |
| Windows Storage Sense | Auto-deletes temp files | Built into Windows |
Conclusion
✔ Regularly clean cache for optimal performance.
✔ Use Disk Cleanup & manual steps for deep cleaning.
✔ Reset browser & Store cache to fix glitches.
Tags:
Windows Optimization, Cache Cleanup, PC Speed Boost, Delete Junk Files, Disk Cleanup
Hashtags:
#WindowsTips #PCOptimization #SpeedUpPC #TechGuide #CleanCache
Disclaimer:
Deleting system files incorrectly may cause issues. Always back up important data before cleaning. Some files regenerate automatically—this is normal.