ocr: Microsoft ScanDisk ScanDisk has finished testing the file structure of drive C. If you want, ScanDisk can also perform a surface scan on this drive. During a surface scan, ScanDisk checks the physical surface of the disk and identifies any areas that may be failing. In most cases, ScanDisk can recover the data from such areas. A surface scan on drive C will take about 5 minutes. You can stop the scan at any time by choosing Exit. Do you want to perform a surface scan now? Yes - No >