How to Scan for Missing Dll Files

1. Go to 'Start,' 'All Programs,' 'Accessories,' right-click the 'Command Prompt.' Select 'Run as administrator.' The 'Command Prompt Window' opens.
2. Type 'sfc /scannow,' and then press 'Enter.' The 'System File Checker' program will scan your system, and then replace missing or damaged files from your system with the ones from your Windows disk.
3. Follow the instructions on the screen. When done, restart your computer.