To authorize on macOS, you must enter your unique serial number and user name into the plugin's interface after installation. Serial numbers for u-he products are person-based rather than machine-based, meaning a single license covers all your personally owned computers, regardless of whether they run macOS, Windows, or Linux. 1. How to Locate Your Serial Number
U-He uses a simple, user-friendly registration system. Unlike many other developers, they do not use hardware dongles like iLok. Instead, they rely on a personalized serial number and name. u-he diva serial number mac