The "Meeting Details" display of the Meetings section of the environment provides a checkbox to allow the user to select whether or not they will receive email updates. However, this checkbox is not currently provided a programmatic label. As such screen reader users will be unable to discern the purpose of the control.
Developers must ensure that all input fields implemented in the environment are provided valid programmatic labels. In this case the visual label is already provided in a <span>, and must simply be placed in an HTML <label> element with the "for" value matching the id of the input field. The following code is provided as an example of this remediation: