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Afterwards go back to the general tab and start the service.
Be careful: In case of an upgrade / update of the custo diagnostic server version you should in general uninstall the custo diagnostic server, reboot and install the new version. With this all proxy settings will be gone. So best well document the proxy settings of the customer, so that you can configure them again afterwards.
Certificate trust
The custo diagnostic server (sending practice as well as evaluation center) must trust the certificates of the custo secure AWS service. In most cases this will be the case by default. However, in some cases this may not be the case with an error like the one below:
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