Copy or Move renderings from one device to another (within Shared layout)

CopyOrMove-Renderings.ps1

#branch that should be replaced - change the path
$items = Get-ChildItem master:\content\home2 -WithParent

#Provide the names for your devices from which and to which things should be copied
$fromDevice = Get-LayoutDevice "Default"
$toDevice = Get-LayoutDevice "Mobile"

# for Final layout renderings you need to add -FinalLayout switch to the Add/Remove-Rendering cmdlets 
# and provide the -Language for which you want to perform the operation

foreach($item in $items){
    #get renderings from the source device
    $renderings = @() + (Get-Rendering -Item $item -Device $fromDevice)
    
    #wipe the target device before we copy the renderings - only if there is anything to copy
    if($renderings.Count -gt 0){
        Get-Rendering -Item $item -Device $toDevice | 
            % { Remove-Rendering -Item $item -Instance $_ -Device $toDevice }
    }
    
    foreach($rendering in $renderings){
        
        # uncomment the next line if you want to remove from the existing device
        # Remove-Rendering -Item $item -Instance $rendering -Device $fromDevice
        
        #let's assign the new Unique ID in case you don't want to remove the previous one
        $rendering.UniqueId = [Guid]::NewGuid();
        
        #add to teh new device from the previous device
        Add-Rendering -Item $item -Instance $rendering -Device $toDevice -PlaceHolder $rendering.PlaceHolder
    }
}