Guide
1
Click "Start" to enter the main menu system, and navigate to select "All Programs."
2
Select "Standard" and point to "System Tools."
3
link Open "Disk Cleanup" mouse-click on the shortcut icon, and select the drive on which the Windows.old folder in the dialog box "Disk Cleanup: device selection."
4
Click OK to confirm the command, and click the "Disk Cleanup" in the main window.
5
Use the checkbox on the "previous install Windows» in the "Files to delete" and press the OK button to confirm your selection.
6
Click the "Delete Files" in the new dialog box to confirm the application of the selected changes.An alternative method of removing the unnecessary files from the Windows folder may be
the use of a conventional method of removal.Note, however, that the condition of the success of the operation being performed are:
- administrative record, out of which there is a removal is the owner of the selected folder and all subfolders and files;

- administrative record, out of which the deletion has full access to the selected folder and all subfolders and files.
7
Call service menu by right-clicking on the shortcut Windows.old folder and go to "Properties".
8
Click the "Security" tab of the dialog box, and then click "Advanced".
9
Click the "owner" of the new dialog "Advanced Security Settings for Windows.old» and click "Change".
10
Specify the owner of the desired folder in the "Change owner" and use the checkbox on the "Replace owner on subcontainers and objects."
11
Click "Apply" and click the "Permissions" in the main window.
12
Click "Edit" and select the previously selected account in the "Elements of permissions."
13
Click "Edit" and select "This folder, subfolders and files" in the drop down list "Use" of the dialog box "Permission Entry for Windows.old».
14
Use the checkbox on the "Full Control" in the "Resolution" section, and then click OK to apply the changes.
15
Use the checkboxes in the fields "Include inheritable permissions from this object's parent" and "Replace all inheritable permissions on all descendants with new inheritable permissions from this object," and then click OK to confirm the command.
16
Press "Yes" to opening the windows security alerts to apply the selected changes.