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How to Delete Prefetch Files in Windows 7

Deleting prefetch files can help improve the performance of your Windows 7 operating system. This is a tweak not everyone knows; we have tried it with caution and it worked. Here's a simple guide.

The prefetch folder is used to help speed up the loading of programs in Windows 7. However, when the prefetch folder becomes bloated, there is a possibility that your system will slow down. Deleting prefetch files periodically helps.

Here's how to delete prefetch files in Windows 7.

Important:
  • Do it with caution as there are files other than prefetch files that are present in the folder, which could harm your system if deleted.
  • Create a restore point, click here to know how.
  • Following this guide is user discretion. We shall not be held liable for any damage your personal mess may cause to your computer.
  • Please do not proceed if you do not know what you are doing.
The steps:

1. Open Windows Explorer.

2. Click the 'Organize' dropdown button.

3. Select 'Folder and search options'.

Prefetch
4. Click the 'View' tab.

5. Find and then mark 'Show hidden files, folders and drives', click 'Apply' and then click 'OK' to close the window.

Prefetch
6. Now go to your Local Disk (usually Drive C:) C: > Windows > Prefetch.

Prefetch
7. Delete all .pf files. Please be extra careful. Delete .pf files only.

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8. Now, go back from Step 1 to 4.

9. Mark 'Don't show hidden files, folders or drives', click 'Apply' and then click 'OK' to close.

10. Empty the trash bin with CCleaner.

Restart Windows 7 and it will gain some performance.
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