We have made it simple and easy to import your own .tun files into Omnisphere 3. Here's how:

1. Create a User folder in the Tuning File folder located here:

STEAM/Omnisphere/Settings Library/Presets/Tuning File

Note: See the How do I find my STEAM folder? FAQ for instructions on how to find your STEAM folder. 

2. Drag and drop your .tun files into the User folder you created in Step

3. Locate the Scale menu on the Main page of Omnisphere 3

4. Select your new .tun file from the Scale menu