> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://docs.groupalarm.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Monitor - Panel Open feedback

The `Open feedback` panel shows you the number of participants who have not yet acknowledged the current alarm.

The size and colour of the text and the background colour can be adjusted for optimum display.

| 💡 You can find information on the advanced formatting options [here](https://docs.groupalarm.com/en/article/edit-monitor-6fw9kh/#6-formatting-the-monitor).

![](https://storage.crisp.chat/users/helpdesk/website/-/9/1/f/e/91fefd8b4b0ac000/monitoroffenerueckmeldungenen_12ftcm8.png)