In Markdown documents I show images which I have saved locally in DEVONthink to a folder “_assets”.
So for example I ahve an images “polka_dots.jpg” in “_assets”, thge I refer in my Markdwon document “patterns.md” to it as:

This works in DTP on the Mac - but in DTTG on iOS it does not work. However I swear it did work in earlier releases…
On iOS I’m on version 2.3 , on Mac I’m on 2.9.16.