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The newly customized layout has to be set in systempreferences.properties file. The layout common for desktop, mobile, and tablet must be specified in APPLICATION_LAYOUTTYPE. If the layout requirement differs for mobile and tablet from desktop, then the mobile layout must be specified in M_APPLICATION_LAYOUTTYPE and tablet layout must be specified in T_APPLICATION_LAYOUTTYPE. In the example, let's look at the steps to create a custom application layout called, 'UTKARSH'.
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