59.Auto Complete file and folder name

You can automatically fill in file and folder names at the command prompt, much like a UNIX terminal. Launch the Registry editor and move down to the HKEY_CURRENT_USER \Software\Microsoft\Command Processor. Select CompletionChar and set its value of to 9. Restart the system for the changes to take effect. Now, at the Command Prompt window, type in the first few characters of the file or folders and press Tab to complete it automatically.