To run Rekordbox 6 Professional v6.6.4 smoothly on a Windows system, the following minimum specifications are generally recommended:
Open Power Options → Change plan settings → Change advanced power settings → USB settings → USB selective suspend setting: Disabled. This prevents Windows from cutting power to your DJ controller mid-set. pioneer dj rekordbox 6 profesyonel v664 win
Yes, for professional use cases. Here’s why: To run Rekordbox 6 Professional v6
The only scenario where you might skip it is if you’re a casual controller DJ using entry-level hardware (DDJ-200/400). In that case, the free "Hardware Unlock" tier of rekordbox 6 is sufficient. The only scenario where you might skip it