Apple has discontinued routine security updates for macOS 10.15 as of 12 Sep 2022.
Because of this, Silhouette software products built on or after 12 March 2023 will no longer officially support macOS 10.15.
After 12 March 2023, users of macOS 10.15 are encouraged to do one of the following:
- Upgrade to a newer officially supported Operating System. (Recommended)