This procedure must be done on the local system, or on the console if a virtual machine! Quickbooks POS is looking for physical keystrokes.

In Quickbooks POS:

1. Help, About Quickbooks POS
2. Click the center of the "About" screen twice to ensure that window is the focus.
3. Hit the keys CTRL-ALT-D-B two or three times.
4. Exit the About popup.
5. You should now see a "Debug" menu option at the bottom of the Help menu.