When using IE to access Lifecycle you are unable to see or edit the Description field in a work item.
To get this corrected, go to Internet Options > the Security tab > and then the "Custom Levels" button, to confirm this setting. See the screenshots here below:
Scroll down the list to the "Font Download" setting, and confirm if setting is "Enabled". See below:
If you are not allowed to make those setting changes, you may have to get your Local IT team involved to make that change in IE.