try {. $PSScriptRoot\..\..\LoadPSD1.ps1} catch {} $xlSourcefile = "$env:TEMP\Source.xlsx" write-host "Save location: $xlSourcefile" Remove-Item $xlSourcefile -ErrorAction Ignore #Put some simple data in a worksheet and Get an excel package object to represent the file $TabData1 = 1..5 | Export-Excel $xlSourcefile -WorksheetName 'Tab 1' -AutoSize -AutoFilter #Add another tab. Replace the $TabData2 with your data $TabData2 = 1..10 | Export-Excel $xlSourcefile -WorksheetName 'Tab 2' -AutoSize -AutoFilter #Add another tab. Replace the $TabData3 with your data $TabData3 = 1..15 | Export-Excel $xlSourcefile -WorksheetName 'Tab 3' -AutoSize -AutoFilter -Show