Ionic 4 app not working in IE 11

Ionic Framework ionic-v3
1

My Ionic 4 app is not rendering in IE 11. But they say that Ionic is supported in IE 11.

I got errors on the console as well. There is no way to fix?

Screenshot_10

2

once you check google chrome, still error repeat ,
could you share your code here…

3

there is no issue in chrome , edge, firefox
Only IE causes the issue and ionic app is not rendered.