It's quite easy to do that. The best way is to go to Advanced Setting under Theme navigation and add the HTML code to its designated section.
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In Tribe you can ask and answer questions and share your experience with others!
Is it possible to assign different content types to different topics? Is it possible to turn off the content types ... assigned on the left-hand side menu?
Is there any sample applications that use tribe widgets, we are facing this issue - the home widget within iframe goes ... IOS. Let me know if plunker would help