Roland Cloud: Can I use my serial number more than once? February 02, 2022 17:09 Updated No, only one activation is valid per serial number. Related articles Roland Cloud: Why are the Legendary series synthesizers so intensive on my CPU? Roland Cloud: How do I use a plug-in on another computer? Roland Cloud: Do I have to be online to use the instruments? Roland Cloud: How do I authenticate the instruments? Roland Cloud: When I try to authenticate my instrument, it asks for a username and password. Where do I find these?