You can use the drop-down menu on the top right to browse through your respondents based on their response status of your survey. However, you can also use the search function to find specific respondents and delete them or send them reminders.
While logged in, click on surveys to open the side menu.
Click on and select collect.
You will now be presented with an overview of your response statistics. Click on , search for your respondent, and click enter on your keyboard.