We recommend updating your software regularly so that you always have the most up-to-date drivers, enhanced features and security updates.

Protect your device from any possible threats or security issues by installing the most up-to-date software versions.

Process description for a software update

  1.  If your controller is connected to the internet, you will receive a message via the controller’s website that there is an update available.
    Click on this message for more detailed information regarding the update.
    The next step is to place the order for the update.
  2. If your controller is not connected to the internet, you can also check the availability of updates here:
  3. Of course, you can also contact us directly if you have any questions concerning the availability of updates or about the update itself. The contact details are found below.


We will send you the download link for the update along with the invoice. The update can then simply be installed on your controller. This process is very quick, and your controller is ready for operation after just a few minutes.

More information:

D3900 DEPRAG Apps   Product Details