If you have subscribed to a SILVER or GOLD plan, you can activate the redirecting page of a QR code. By doing so, you can display a piece of content for a few seconds before the actual QR code's content loads up.
Login to your account and follow these steps in order to activate the redirecting page of a QR code:
Click Manage project,
click QR setup,
click More options, and
click the button under Activate a redirecting page.