Answers for private customers

The Knowledge Base for private customers is already largely up to date. A few individual articles are currently being revised and will be updated shortly. We thank you for your understanding and look forward to providing you with the latest information on using mailbox.

Please note: The Knowledge Base has changed slightly. Categories have been adjusted and any URLs stored in the old Knowledge Base are no longer valid.

Technical Requirements

Hardware and Operating System

To participate in a video conference, you need a computer with a current operating system, a camera and a microphone. It is also possible to participate with a telephone via dial-in.

Internet Connection

Internet performance: A fast and stable Internet connection is a prerequisite for the smooth running of a video conference. You can check the speed of your internet connection with our OpenTalk Speed Test. If your connection is too slow, you can deactivate the camera if necessary.

Camera and Microphone

Camera and microphone: Your computer or smartphone needs a camera and a microphone so that you can participate in video conferences.

Supported Browsers

Supported browsers: current Chrome, Firefox, Edge, Safari, and Chromium-based browsers.

Answers for private customers

Hardware and Operating System​

Internet Connection​

Camera and Microphone​

Supported Browsers​

Hardware and Operating System

Internet Connection

Camera and Microphone

Supported Browsers