FAQ

First check your user name and user password. Then try the login again. Please do not enter the e-mail address in the user name (i.e. not @student.uni-kassel.de or @uni-kassel.de). If the problem persists, please contact the IT service desk. Please fill in all required fields.

(1) Try a different web browser. We currently recommend using the Chrome or Firefox web browsers, as these currently work most reliably.
(2) Deactivate VPN connections.
(3) Check your firewall settings on the PC/laptop.
(4) Switch off ad blockers and content filters in your browser.
(5) Check in the browser whether access to your microphone/your webcam is permitted: Click on the lock icon to the left of the address bar, here you can check and, if necessary, grant permission.
(6) If the problem exists on your private Internet connection: If the problem only occurs on your devices via LAN/WLAN, but not via mobile radio (e.g. on your smartphone or on your PC/laptop via the smartphone hotspot), there may be a problem with your network configuration. In some cases, it helps to check the configuration of the router.
(7) If the problem persists, please contact the IT service desk. Please state your account and an error code/error message when making inquiries.

Yes, dial-in is possible, but should only be used to connect individual participants without an internet connection or to enable participation at short notice in an emergency, e.g. if the audio connection via the browser cannot be established for technical reasons.
Dialing in to a web conference by telephone is done via a number in the local network. The dial-in number and PIN are displayed in the public chat area once the room has started.

(1) Audio: Select "No" at the end of the echo test, you can then select another audio source. (If you are already connected, click on the audio icon and select another source).
(2) Webcam: Disconnect the webcam and reconnect, you can then select another webcam from the drop-down list. With the webcam activated, click on the webcam icon to activate a second camera.

Click on the icon with the three dots at the top right, select "Open settings" and set the option "Display webcams page by page" to "OFF". Please note that this requires a correspondingly fast Internet connection and, above all, a powerful computer (recommendation: use up to a maximum of 25 cameras).

Click on the name of the person in the bottom left corner of the webcam image and select "Zoom in" (possible from three or more shared webcams).

(1) The upload limit for a presentation is 25 MB. If you cannot compress the presentation or want to split it into several files, use screen sharing as a workaround.
(2) If your presentation is smaller than 25 MB but still cannot be uploaded, this may also be due to a failed conversion. In this case, save the presentation as a PDF file and try the upload again.
(3) If the file name of the presentation contains special characters, remove them before uploading.

The share screen function is not technically suitable for presenting videos. Please use the "Share external video" function (currently possible for: Youtube, Vimeo etc.). Audio can be shared when using Chrome or Chromium as a browser (can also be used to play local audio files when they are opened with the browser).

(1) Chat: Select "Save" in the chat options on the right, you can save a text document.
(2) Whiteboard: A backup can only be made via a screenshot.
(3) Shared notes: Click on the download button on the right and export to the target format of your choice.

BBB achieves level AA of WCAG 2.0 with the following restrictions:
(1) The presentations and documents shown cannot be displayed in an accessible manner via the presentation mode. They must be designed to be accessible and made accessible to students in other ways.
(2) The shared notes are not accessible.
(3) The subtitle function is only accessible to a limited extent.
(4) The help function is not accessible.

No, it is currently not possible to record meetings.

Each user can create a maximum of 5 rooms.

If your question has not yet been answered, you are welcome to research the FAQ page of the University of Marburg, where further information is available.