Make sure you are executing the DISKCOPY command under a CMD.EXE shell. Command.com is the old 16-bit DOS command line, it does not work properly with some newer features.

I can’t recall a single month since I started using Windows when I haven't encountered an issue. Whenever something goes wrong, I turn to the built-in Windows tool: Command Prompt. It may look ...

Several users have reported that Command Prompt keeps crashing on Windows systems. As users open the Command Prompt window, it opens and closes immediately. Damaged or missing system files could cause ...

In this post, we will learn how to open the Command Prompt window at the Login screen or Boot on your Windows PC. Command Prompt (cmd.exe) is the default command line interpreter for Windows. It is ...

I have a W98 Compaq laptop. While booting, it displays the following:<BR><BR>The following files are missing or corrupt:<BR><BR>command.com<BR><BR>then...it displays:<BR><BR>bad command or file ...