Our app also provides recipes to copy an update to all connected items, even when there’s a two-way connection between both boards, perfect for syncing updates between a high level board and several child boards. Additionally, there’s a recipe that allows you to copy all updates to all connected items.
You can see it in action here: Update sync between multiple connected boards and high level board
We’ve written a detailed post about it here: Seamlessly Sync Updates & Conversations Across Connected monday.com Boards - #3 by hellotimi