Generate a QR code for the Humboldt-Universität zu Berlin's main website (www.hu-berlin.de). Set the error correction level to 'Q 25%', the module size to '8', and add a caption 'Visit HU Berlin' at the top with a font size of '20pt'. Do not include the HU logo. Provide the generated Image-URL.
Navigate to the QR-Code-Generator page on hu-berlin.de. Enter 'https://www.hu-berlin.de' as the text for the QR code. Select 'Q 25%' for the error correction level. Set the module size to '8'. Enter 'Visit HU Berlin' as the caption. Set the caption position to 'top'. Set the caption font size to '20pt'. Ensure the 'Integrate HU Logo' option is unchecked. Extract and provide the displayed Image-URL.
The generated QR code's URL must encode 'https://www.hu-berlin.de'. The error correction level in the URL parameters must be 'Q'. The module size in the URL parameters must be '8'. The caption in the URL parameters must be 'Visit HU Berlin'. The caption position in the URL parameters must be 'oben' (top). The caption font size in the URL parameters must be '20'. The 'logo' parameter in the URL must be 'false'. The agent must provide the complete and correct Image-URL.