This is a shot in the dark. Are you looping through your experience to apply a click listener to send the events to Adobe. With that loop, are you using forEach? If so, just be careful how you are using it. https://stackoverflow.com/questions/55741747/javascript-foreach-loops-not-working-on-ie11#:~:text=forEach()%20is%20actually%20working,%2C%20not%20supported%20by%20IE11).