: Ensure the on-screen sampler matrix aligns with your physical performance pads when switching modes. Audio Routing Check

Pre-configured pad modes tailored specifically to Virtual DJ's advanced features, like Pad FX, Slices, and Stems Separation.

Ensure your Audio Settings are set to "Pioneer DDJ-400" with Master out going to the controller's master outputs and Headphones routed to the front jack for pre-cueing.

To get a high-quality skin that mimics your hardware, consider these options:

The Complete Guide to Pioneer DDJ-400 Skins for Virtual DJ If you are a DJ moving from Rekordbox to Virtual DJ (VDJ), or simply a DDJ-400 user looking for a more familiar interface, installing a custom skin is a game-changer. The is natively supported by Virtual DJ, but the default interface may not mirror the controller's physical layout perfectly. Using a dedicated skin or "repack" helps bridge that gap, giving you a professional, Rekordbox-style look while utilizing the powerful features of Virtual DJ 2021 or 2024. What is a Virtual DJ Skin "Repack"?