Product Key Lost
If you have forgotten the password for the product and additionally lost the product key, use the procedure described below to generate a new password. The procedure requires physical access to the product.

Password assignment for inverters that are registered in a communication product
The password for the user group Installer is also the system password for the PV system in the communication product. Changing the password of the user group Installer can lead to the inverter no longer being able to be reached by the communication product.
- In the communication product, assign the changed password of the user group Installer as the new system password (see the manual of the communication product).
Procedure:
- Open the user interface ( > Establishing a connection to the user interface).
- Select user group User or Installer.
- Click on [Forgot your password?].
- Click on [Product key lost?] wählen. If you have not yet generated a product key, the name of the specific device secret is displayed instead of Product key. In this case, click on [### lost?].
- Read the help text and enter a new password.
- Click on [Next].
- Perform one of the displayed actions within the specified time period.
- A newly generated product key is displayed.
- If the action performed was tapping the enclosure lid 2 times, the blue LED will flash rapidly.
- Write down the new product key immediately and keep it safe. After leaving this page, the newly generated product key can no longer be displayed. The previously valid product key is invalid after a new product key is generated. The copy of the product key must be accessible only to you.
- Select [Login].
- You are logged in on the user interface of the product.