Your System is slow How to Empty TEMP folders in Windows XP, 7,8 make Sysem speed fast

Your EN notebooks and EN desktops may slow down over time due to leftover Temporary (.tmp) files and Temporary Internet files (e.g. "gunk").
Note: These steps are written for College Enterprise (EN) Computers with Windows 7. To see a Windows XP version of these steps, please click here: How To Empty TEMP folders in Windows XP
Close all open applications.

Click the Start button.

In the Search programs and files box, enter Disk Cleanup and press Enter. 
Locate Disk Cleanup in the list and double-click to open. Wait for the window to open.

Select (check) these choices.

Downloaded Program Files

Temporary Internet Files

Offline webpages

Recycle Bin

Temporary files

Thumbnails

Note: Setup Log Files and System error memory dump files should be left un-checked.

Click OK. Click Delete Files.

The window will close when done.