About DJ Mixers Updates:

Updating the mixer's firmware version can add support for newly developed ... that an update failure might seriously damage the mixer's software, so it is vital that you are ... the downloadable package (or its content) to the mixer via any available methods, and power up the ... download the package, and apply it to your mixer. Check with our website constantly so that you don't miss any update that can improve your device.

  It is highly recommended to always use the most recent driver version available.

Try to set a system restore point before installing a device driver. This will help if you installed an incorrect or mismatched driver. Problems can arise when your hardware device is too old or not supported any longer.