Thanks all. It is now appearing and functioning in preflight app which is great. I think where I have been going wrong is by simply downloading the app again - but not actually rebuilding/submitting it before I do so. Seems obvious to me now but may be I'm not the only one making the obvious mistake...

Hi all,I am delighted to see the new search function - a real game changer for us. Unfortunately though I can't get it to work in our preflight or testing apps..Here's a screenshot of my set up - but nothing appearing in the top bar or in my hamburger menu... am I doing something mind-numbingly stup...