How to Setup Internet Explorer 11 to Work With ACT for Web v16 and v16.1

First of all, open Internet Explorer 11 (IE 11)
Next, go to the settings icon and choose compatibility options, as shown below:

Next, add the domain "" and "":
You can now close that window.
Next, you will want to go back to the setup menu and choose Internet Options, as shown below:
Choose the Privacy tab in that window:
If "Turn on Pop-up Blocker" is checked, please click the "Settings" button. You will then see the following screen:
Add the domain "" and close. You can now close the settings and use the browser.
Here are the instructions above summarized into a short video clip: