Prefetch folder within Windows

Windows has a feature called Prefetch.  Prefetch is designed to “cache” certain components over time so popular applications on a system will launch faster in the future.

A folder is present under the SystemRoot folder called Prefetch:

prefetch1

The .pf files are associated with the application in question.  A file should be present under this directory called Layout.ini.  This file includes the full path of the executables that have been processed:

prefetch2

To obtain more information, download and unzip the Windows File Analyzer tool found at:

http://www.mitec.cz/wfa.html

This utility will display data such as the date of creation and the last access time.

prefetch3

More information concerning the Prefetch folder can be found within the documentation file included with the Windows File Analyzer download.