The CDJ-3000 is a rekordbox Hardware Unlock device. So, to use Performance mode, all you need to do is to update to the latest version of the software even if you're using the Free subscription plan.

rekordbox software is available from the below website.
https://rekordbox.com

Operating System Information

macOS

Latest information of AlphaTheta products for macOS.

• macOS Sonoma 14 (Intel® Core™ Processor / Apple M series (*)
  (updated to the latest version)
• macOS Ventura 13 (Intel® Core™ Processor / Apple M series (*)
  (updated to the latest version)
• macOS Monterey 12 (Intel® Core™ Processor / Apple M series (*)
  (updated to the latest version)
• macOS Big Sur 11 (Intel® Core™ Processor / Apple M series (*)
  (updated to the latest version)
• (*) Apple M1, M1 Pro, M1 Max, M2, M2 Pro, M2 Max

Windows

Latest information of AlphaTheta products for Windows® OS.

• Windows 11 (latest service pack)
• Windows 10 (latest service pack)