Accessing the Unwrapping Menus
Blender provides some tools for unwrapping that you can find within the interface.
Select some faces in Edit Mode (usually, when unwrapping, you’ll work with faces) and press U to display the UV Mapping pop-up menu.
Marking Seams is one of the key tools to use when unwrapping and you can access it from the Edge menu (Ctrl + E) after selecting one or more edges (you’ll learn about seams in a moment).
In the Tools Region ...
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