To do so, please open the Steinberg Download Assistant and enter the Download Access Code as described in detail here. Probably, you simply haven't used it yet to activate the license. If you have already purchased the software, you have received a Download Access Code for your product.

The Steinberg Activation Manager window names the possible reasons why the license needed to start your Steinberg application could not be found and also provides solutions.

For example, you cannot start Cubase Elements using a Cubase LE license.

Please verify, if you have installed the product version matching your license.

Uniting technical innovation and artistic inspiration, Cubase Pro represents an awesomely powerful yet instantly accessible music production environment.When you start a Steinberg application, Steinberg Activation Manager opens and shows the following error message: Used by star producers and musicians for composing, recording, mixing and editing music, Cubase Pro combines outstanding audio quality, flexible handling, state-of-the-art audio and MIDI tools with a range of inspirational VST instruments and effects in a way that cements your personal approach to music production. Steinberg Cubase Pro 12 Recording Software condenses decades of music software development experience into the most advanced and intuitive audio production environment available today. Used by professional producers and musicians around the world, for composing, recording, mixing and editing music, the Cubase Pro 12 brings outstanding audio quality, intuitive handling and a collection of highly advanced audio and MIDI tools.

The Steinberg Cubase Pro 12 Recording Software is the culmination of decades of Steinberg development all rolled into the most cutting-edge Digital Audio Workstation.

Steinberg Nuendo 12.0.70 free download