In rare instances, macOS security settings or user account permissions prevent Diva from writing the registration file to your hard drive. This causes Diva to "forget" your serial number every time you close your DAW.
What (e.g., Sonoma, Sequoia) and Mac processor (Intel or M-Series) are you using? u-he diva serial number mac
Ensure you are running the latest version of Diva, particularly if you are on a newer macOS (Big Sur, Monterey, Ventura, Sonoma, etc.). Download the newest version from the u-he site. In rare instances, macOS security settings or user
