This applies to the Scarlett and Midnight Plugin Suites

If you are experiencing problems authorising your Focusrite, Scarlett or Midnight plug-in suite on a Mac please follow these steps:

- Ensure that you have the latest version of the plug-ins from our downloads page.
- Generate a new license file and then load it into the plug-in.

If you continue to experience problems please try the following:
- Repair disk permissions for your hard drive using disk utility.
- Or please follow the steps for manual license activation by following the below article 

https://support.focusrite.com/hc/en-gb/articles/207545905-Midnight-and-Scarlett-Plugins-are-crashing-when-installing-license-file-on-El-Capitan-OSX-10-11

If you still can't activate your plug-ins please contact support here.