How to Fix Corrupt Windows Vista Files

1. Insert your Windows Vista disc into your optical drive. Close the installation prompt if it automatically launches due to autorun.
2. Click the "Start" button located in the lower-left corner of the Windows desktop. This will cause the start menu to appear.
3. Locate the search box located in the lower-left corner of the start menu.
4. Enter the text "run" in the search box and press the "Enter" key. This will launch the "Run" dialog box.
5. Enter the text "sfc /scannow" (without quotations). This will launch the system files scanner which will take note of and replace any Windows Vista files which may have been changed or damaged over time.