Confirming records basically is you signing off on the hours/rest you have worked in the last shift.
1. In the main view (Home screen for Q) select the EWD icon. See below
2. Click the "confirm records" button
3. Once in the confirm records page you have the ability to go through all shifts and confirm which ones you did drive or add in any you missed along the week.
4. For any shifts missed you can click the + button next to confirm and add them in accordingly. See below