Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
I've report the crash as a bug, a stable bug in a stable version bug report: https://bugreports.qt.io/browse/QTVSADDINBUG-603
By default, context help shows in web browser, any way to make it show in help viewer?