If you are having difficulties with opening the Help file using an Internet Explorer 11 browser, complete the following steps to resolve the problem.
To Reset Compatibility:
Open an instance of an Internet Explorer 11 browser.
Click the wheel shaped Tools icon
in the upper-right of the page. A pop-up menu opens.
Click Compatibility View settings. The system opens the Compatibility View Settings dialog.
In Add this website, enter adobe.com, and then click the Add button. The system adds adobe.com to the website list below that allows a compatibility view.
Click the Close button.
Open PPS-N, and click the Help tab. The Help file opens.