Объект не поддерживает свойство или метод set в грани Microsoft

Question

этот код не работает в Microsoft Edge:

let formdata = new FormData;
formdata.set('name', this.form.name);

ошибка:

Unhandled promise rejection TypeError: Object doesn't support property or method 'set'

description: "Object doesn't support property or method 'set'"
message: "Object doesn't support property or method 'set'"
number: -2146827850
stack: "TypeError: Object doesn't support property or method 'set' at l.methods.sendData