# 4. Licensing

After accepting the terms and conditions, the next step is to license the nomos system Controller.

* **Screen Display:** The serial number of the controller is shown, and the license status is checked.
  * Serial Number: NXS5B00DE3D
  * Status: nomos system Controller is licensed (a green checkmark indicates successful licensing).
* **Step:** Check the serial number and ensure that the license is correctly activated.
* **Next Step:** Click "Continue" to proceed with the configuration.

**If the license is not activated at this step, please upload the license file you received. You can obtain this file from either Nomos System AG or your integrator.**

<figure><img src="/files/fGXIWcbsrkA2fMut5NHR" alt=""><figcaption></figcaption></figure>


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