Xcode 12 Storyboard Zoom Window

swift xcode xcode12

That is the minimap, and you can hide it from the little popup menu at the top right of the canvas.

swift xcode xcode12

Updated the same with more details

Keyboards Shortcut -> Shift+Ctrl+Cmd+M

Menu Option:

Step 1. Select "Adjust Editor Option"

Step 2. Select "Minimap"

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