Note: The Internet Explorer 11 desktop application will be retired and go out of support on June 15, 2022 (for a list of what's in scope, see the FAQ). The same IE11 apps and sites you use today can open in Microsoft Edge with Internet Explorer mode. Learn more here.
Assume that you have a web browser control host scenario in which the host responds to NewWindow2 or NewWindow3 events by creating a new web browser control on a secondary thread. In this scenario, the WindowSetHeight and WindowSetWidth events are not fired by the new web browser control.
To resolve this issue, install the most recent cumulative security update for Internet Explorer. To do this, go to Microsoft Update. Additionally, see the technical information about the most recent cumulative security update for Internet Explorer.
This update was first included in the June 2015 cumulative security update for Internet Explorer (MS15-056).
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
See the terminology that Microsoft uses to describe software updates.