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1. Select a Viewer by clicking it once, the border will turn turquoise. Make sure you don't click the button in the middle.
   
2. Select the menu command Channel → Join.
   
3. The Viewer has one View now.
   

Reordering Viewers

Moving a Viewer to another

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Position

Drag and drop a Viewer to move it to another Viewposition.

Interchanging Viewers

Drag and drop a Viewer onto another, active Viewer to interchange them.

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