Pre-recording your presentation

  1. If you wish to pre-record your presentation, please contact us at as soon as possible. We will supply an upload link, please do not send video files by e-mail.
  2. The easiest method to prerecord a presentation is to use the recording function of Microsoft PowerPoint. Check the following tutorial here:
  3. If you are not using PowerPoint, you can also use free software for screen-recording. We have already used OBS studio for this purpose. The software is free and can be downloaded from the official website: A quick start guide can be found here: Additionally, you can also use the official wiki ( to learn more about the software and its functions.
  4. Please convert your presentation to mp4-Format and make sure the file does not exceed 300 MB.