STEPS:-
- Just open RUN from start menu or by pressing WIN+R and type cmd into it to open Command prompt.
- Type Prefetch and press enter.
- Then a dialog box will appear with open Continue and Cancel. Select continue option.
- Delete all files in that folder.
- For more better performance delete files in Prefetch folder and Temporary folder time to time.
*NOTE: Deleting files in temporary folder will also improve the windows performance.