Create a new Dropbox account

Access the Cloud Settings in My Page of rekordbox.com below.

Click the box to agree to the Software End User License Agreement and press the [Next] button in Cloud Settings on My Page at rekordbox.com.
Create a personal Dropbox account from the link at the bottom of the popup window.
Enter the required items and create a personal Dropbox account.
The following popup window is displayed. Press the [Allow] button.
You return to My Page of rekordbox.com. Please wait for a while until the setting is complete.
A Professional DJ team invitation email is sent from Dropbox to your email address registered to your Dropbox account.

If you have not received an email or if an error message is displayed, please refer to the FAQ here.

An invitation email to join the Professional DJ team is sent from Dropbox. Press the [Join your team] button in the email.
The Dropbox website opens. Select [Transfer to Professional DJ team] and press the [Join Professional DJ team account] button. Please confirm these terms concerning the handling of personal data.
This completes the procedure to join the Professional DJ team. You can use cloud storage with an unlimited storage capacity.

Refer to the Cloud Library Sync operation guide and log in to Dropbox. If you’ve already logged in with the Dropbox account used to join the Professional DJ team, this procedure is unnecessary.