I’m not sure what’s up, but it seems that the window resize gadget for the Montage variously appears/disappears in WL7 on my mac. OTOH the Audio Files window ALWAYS reveals a resize gadget, so I’m thinking maybe this is a “feature” and any resizing I’ve previously done was a fluke or bug.
At any rate, I’ve tried removing tools/commands from the borders thinking that was the culprit, but no love. Conversely, the same arrangement in AUdio Files works fine - resize gadget hangs around no matter what tools/commands are exposed.
For clarity, here’s what Audio Files looks like:
And here’s my Montage: