The popup editor allows you to view and edit the contents of a page, stack, board, or database without having to add it to a workspace.
How to Open a Resource in the Popup Editor
Use the “up” and “down” arrow keys on your keyboard to navigate to a resource in the search popup.
Then press the right-arrow key to view that resource in the popup editor.
How to Close a Resource in the Popup Editor
There are three options:
Click on the “close” button at the top-right of the resource in the popup editor.
Press the right-arrow key.
Click on the dark gray area surrounding the search popup and the popup editor.