Go to the Form Templates module, find the template labeled "Incident Report" and click the Edit button on the right side of the page.

Additionally, you can click the "Create+" button and then click "Edit" on the Incident Report button.

Next, customize the template by dragging the required content fields from the left side of the screen to the middle and adjusting them as needed. You can find more details on customizing your form on this article: Create a new custom form.

Once you're done, navigate back to the "Incident Reports" module and create an incident report.

The changes made to the incident report form in the "Form Templates" module will be reflected in your incident reports.