Windows Paging File is a special file in your computer root drive called pagefile.sys that stores modified pages that are still in use by
some process but not actively in the RAM. This file uses your hard drive as virtual memory storage location. The only time you need to delete this file is when it got corrupted.
This instructions shows you steps to take to delete your paging file:
1. Click Start and right click Computer then click Properties
2. Click Advance in the left panel
3. Under the performance section, click Settings
4. Click the Advance in the performance options window and then click on Change under Virtual memory.
5. Clear the “Automatically manage paging file size for all drives” check box and check No paging file
6. Click Set button next to No paging file and click Yes to the warning message
7. Click OK on all open windows and restart your computer
8. Open the Control Panel and click Folder Options.
9. In the Folder Options window, click the View tab and clear the check mark from Hide protected operating system files
10. Click Ok to exit out of Folder Options panel and close the Control Panel
11. Open up Windows Explorer and Navigate to the root of your system drive (C:)
12. Delete the pagefile.sys file
13. Undo all the changes above to setup your Paging file back to its original state.