If internet connection is running in system, then triggering Help, by default will be open via online. But sometimes it may happen there is no internet connection and user need to look the Help file. In that case, user can also visit offline page of help documents. In ProStructures, Offline Help is also introduced which need to be activated only. This document will guide you where that need to be activated.
Please follow below steps to do this.1. Go to File > Settings > User and Click on Preferences
2. It will open up with Preferences Dialog box. Go to Help Settings and tick off "use Online Help", which will activate Offline help. Say Ok.