The "Rebuild Icons" button rebuilds all Explorer icons and removes unused Explorer icons from memory.
Use this button when you find that Explorer is displaying the wrong icon for a program or shortcut.
The "Repair Associations" button returns icons to their factory settings and restores the default associations for standard file types.
Use this button to repair such common problems as losing the "Install" command on the right-click context menu for .INF files.
This button is not available on Windows NT.
The "Rebuild Font Folder" button restores the functionality of the Font Folder.
Use this button when you find that the Font Folder has lost its magic and is acting like a normal folder.
The "Repair Regedit" button resets Regedit view state information to the defaults.
Use this button when you find that Regedit is not showing all the columns in its view.
This button is not available on Windows NT.
The "Repair System Files" button checks files which are commonly replaced by application installation programs. If the system file has been improperly overwritten, Windows will restore the original file.
In particular, repairing system files will restore the damaged files which lead to the error message "The Comdlg32.dll file cannot start."
This button requires that the files in the hidden SysBckup folder are still installed.
The "Repair Temporary Internet Files" button restores the functionality of the Temporary Internet Files folder.
Use this button when you find that the Temporary Internet Files folder has lost its magic and is acting like a normal folder.
In Details view, the Temporary Internet Files folder should have special columns such as "Internet Address" and "Expires".
The "Repair URL History" button restores the functionality of the URL History folder.
Use this button when you find that the URL History folder has lost its magic and is acting like a normal folder.
In Details view, the URL History folder should have special columns such as "Last Visited" and "Expires".