The Windows disk Cleanup tool is designed to help you to regain hard disk space by cleaning up files and folders which are no longer required we take a closer look and explain you here in detail.
Running the Disk Clean Up Tool
Open My computer on your Windows 7, 8 or Xp right click on the C Dive and select properties and on general tab find disk clean up as seen on the picture below click on disk clean up.
What comes up ?
* Downloaded Program Files
The “Downloaded Program Files” folder contains functionality that enables you to easily uninstall ActiveX controls.
Location: %windir%\Downloaded Program Files
Temporary Internet Files
Webpages are stored in your Temporary Internet Files folder.
%LOCALAPPDATA%\Microsoft\Windows\Temporary Internet Files.
Offline web pages
Webpages that are stored on your computer so you can view them without being connected to the Internet.
To disable : On the Favorites menu, click Organize Favorites. Click the offline Web page you want to disable, click the Make Available Offline check box to clear it, and then click Close.[refrences: kb 196646]
Game News Files (Windows 7 only)
News Files facilitate delivery of RSS feeds to your Game Library.
The Recycle Bin contains files you have deleted from your computer without Shift deleting.
Setup Log files
Files created by Windows operating system.
Debug dump files
“Debug dump files” are copies of the contents of your computer’s memory.
System error memory dump files / System error minidump files
When Windows blue-screens, it creates memory dump files “just collecting some error info.”
Programs sometimes stores temporary information in the TEMP folder.
temp or %temp%
Thumbnails are reduced-size versions of pictures, used to make it easier to scan and recognize them, serving the same role for images as a normal text index does for words.
Per user archived Windows Error Report, System queued Windows Error Report, System archived Windows Error Report,Per user queued Windows Error Report
Files used for error reporting and solution checking
Windows Update cleaner
Windows keeps copies of all installed updates from Windows Update.
Device driver packages
Windows keeps copies of all the previously installed device drivers from Windows Update.
Files used by windows defender.
Windows upgrade log files
Log files that are created when you upgrade to Windows Vista from an earlier version of Windows. Deleting these files makes it difficult to troubleshoot installation issues.
Service Pack Backup Files
Windows keeps old versions of files that have been updated by a service pack, deleting these files wont let you uninstall the service pack.
Compress Old files
Compresses files that Windows hasn’t accessed for a specified period of time. The files are still available, deleting these wont delete any files.
You can delete all the files that comes up with Windows Clean up feature. Note: Before deleting Recycle Bin, windows backup, service pack backups and Offline webpages make sure you don’t need them any more.
More Closer Look at C Drive.
The WinSxS folder
Clean Up the WinSxs Folder read Microsoft guidelines,here.
The WinEvent Log Folder
Keeps the events from event logs and event tracing log files on local and remote computers.
Here you can delete the very old logs.
The User Folder
If users are no longer required you can safely delete them you can gain valuable space.
Deleting System restores Shadow copies
Open My computer right click on the C Dive and select properties and on general tab find disk clean up click on it, it will then display the list of files that can be deleted, click on Clean up system files now click on more options.
click Clean up, and then, in the confirmation dialog box, click Delete.
The Windows.old Folder
The Windows.old folder is generated when you install a newer version of Windows on a computer without formatting an earlier version of Microsoft Windows is already installed.
The Windows.old folder contains Windows,Documents and Settings,Program Files so it may take a huge amount of space.
To delete Window.old folder perform the following steps.
Open My computer right click on the C Dive and select properties and on general tab find disk clean up click, click Clean up system files.
If you’re again prompted to choose a drive, click the drive you just installed Windows on, and then click OK.
Select the Previous Windows installation(s) check box, and any other check boxes for the files you want to delete, and then click OK. In the message that appears, click Delete Files.