# User Preferences: License

## QlikView License

This dialog shows the present registration information of the QlikView installation.

* Change...: To enter a new serial number and a new control number for the license click this button. Changes take effect only after restarting QlikView.
* Clear License Information: If this button is clicked, the license number will be erased the next time the application is started.
* View License Agreement: Clicking this button will show the license agreement.

## OEM Product IDs

This option is only available with an OEM Partner License.

* Use OEM Product IDs for new documents: Enable this option if the question to use OEM Product ID should be asked for new documents.
* OEM Product IDs: Lists all available OEM Product IDs.
* Edit...: Click this button to edit the Alias for the OEM Product ID.