When I open up a passage guide, this is what I see:
After I click “More”, find the commentary I to read, click on it, read the commentary for a while, when I go back to the Passage Guide, it looks like this (below). Notice, the commentaries are not my highest ranked commentaries, and there is no “More” button to expand the list of commentaries. I have to click on the header and regenerate the passage guide to continue my study.