> For the complete documentation index, see [llms.txt](https://manual.xlights.org/xlights/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://manual.xlights.org/xlights/chapters/chapter-four-tabs/layout.md).

# Layout

## Layout

![](/files/-M4256Eyi_XbCe69NrVO)

The layout tab displays a full preview of your show and provides a view of how all the models will appear. In addition you can :

* Define new Models or change existing Model definitions.
* Define new Model Groups or change existing Model Group definitions.
* Select which Models, or Model Groups are be displayed on the Layout.
* Select and adjust the layout background.
* Specify, position and adjust the model size, orientation and location on the layout.
* Check whether any models have overlapping channels.
* Review or change the detailed characteristics of a model’s attributes
* Create Additional Preview layout windows
* Assign Models to one or more Preview Layouts
* Assign Models to Specific Controller Connection
* Assign the Model Start Channels

![](/files/-M09-N-1EFgazKhWEPAd)


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