in silico biology Official Site

When the dongle LED does not light up on MacOS 10.14 or 10.15, you may be able to solve it by the following operations.

1. Open the system settings.
2. Click Security & Privacy.
3. If you see the message "System software form developer" SFNT Germany GmbH "was blocked from loading", click Allow.

If you do this, you must unlock it.