Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
This sounds like you are not running Uptime Kuma on Cloudron but on Synology. This is a forum for topics around Cloudron and the apps intalled on Cloudron. You may have to reach out to Synology forums or support.