All Service Desk-related pages are not loading in IE 11 in JSD 3.3.2

Summary

After upgrading to JSD 3.3.2, all JSD related pages including Customer Portal are blank in IE 11

Environment

IE 11

Steps to reproduce

1. Upgrade to JSD 3.3.2.
2. Access to any JSD projects using IE 11.

Expected result

No empty page should be shown when access to JSD project related pages like Queues, Customers, Reports, Customer Portal and etc.

Actual result

All JSD related pages are empty, except issue view.

Workaround

Option 1. Use other browsers

Using Chrome, Firefox, Safari or Edge will make the web pages display properly

Option 2. Update the files within jira-servicedesk-3.3.2-REL-0010.jar that are causing the issue

JIRA Server

1. Shutdown JIRA
2. Extract out the contents of $JIRA_HOME/plugins/installed-plugins/jira-servicedesk-3.3.2-REL-0010.jar to a temporary directory (e.g. /tmp/atlassian-jira-servicedesk-3.3.2)
3. Edit sd.portal.api.bundle.js
   Search and replace all from "() =>" to "function()" - without the quotes
4. Edit sd.project.api.bundle.js
   Search and replace all from "() =>" to "function()" - without the quotes
5. Re-create the JAR
   jar cfm /tmp/jira-servicedesk-3.3.2-REL-0010.jar ./META-INF/MANIFEST.MF *
6. Copy the newly created /tmp/jira-servicedesk-3.3.2-REL-0010.jar into $JIRA_HOME/plugins/installed-plugins/jira-servicedesk-3.3.2-REL-0010.jar
7. Start JIRA

In Microsoft IE 11 Browser

1. You must Clear the Browser Cache otherwise it will not work

• If clearing the cache doesn't work, try also SHIFT + REFRESH in the browser