Registry: Enable Automatic Complete in Command Prompt (cmd.exe)

Press TAB to auto-complete filename or folder path in cmd. However, it will not auto-complete commands.

1. Start -> Run
2. Type in regedit, and press ENTER
3. Goto

HKEY_CURRENT_USER\Software\Microsoft\Command Processor

4. Modify CompletionChar to 0x9 (TAB key)
5. Restart cmd.exe (you do not need to restart Windows)

Ref:
How to Enable Automatic Complete for the Command Prompt (Cmd.exe)
Windows 2000 Registry Reference - CompletionChar
Windows 2000 Registry Reference - PathCompletionChar