Once you confident that your personal files, settings and applications have transferred safely through the upgrade process to Windows Vista, a final and optional step is to cleanup the files discarded from the Windows XP installation.
- From the Start menu, select Computer. A Windows Explorer window will be displayed.
- Right-click on Local Disk (C:) and select Properties from the context menu. The Local Disk (C:) Properties window will be displayed.
- Click Disk Cleanup. The Choose which files to clean up window will be displayed.
- Select Files from all users on this computer. The User Account Control window will be displayed.
- Click Yes to allow the Disk Space Cleanup Manager for Windows to launch with elevated privileges. The Calculating window will be displayed.
Once Disk Cleanup has finished calculating how much space you will be able to free on (C:), the Disk Cleanup for (C:) window will be displayed.
Files from a previous Windows installation. As a precaution, Windows upgrade keeps a copy of any files that were not moved to the new version of Windows and were not identified as Windows system files. If you are sure that no user’s personal files are missing after the upgrade, you can delete these files.
- From the list of Files to delete, tick Files discarded by Windows upgrade, and then click OK. The Are you sure you want to permanently delete these files? window will be displayed.
- Click Delete Files. The Cleaning up drive (C:) window will be displayed.
Once Disk Cleanup has finished cleaning files discarded by the Windows upgrade, the window will automatically close. The Local Disk (C:) Properties window will be updated to reflect the new amount of Used and Free space.
- Click OK to close the Local Disk (C:) Properties window.