Microsoft’s hard disk scanning and repair utility, CHKDSK (“check disk”), was introduced over 30 years ago but still has a useful place today. Users running even the latest Microsoft operating system can still use the command to examine their hard drives for errors and repair them if necessary. Here’s how to run CHKDSK in Windows 8. Related: Running Windows 10? Find instructions for CHKDSK here. First, launch the Start Screen by pressing the Windows key or clicking the lower left…