Here you can learn how to create sheet set manager (SSM) helps you to publish different size of layout like A0, A1, A3 and even if this all in one file but it should be create a page setup you can directly publish to your plotter or combine pdf.
If you do not know how to setup a page I already give tutorial link below

1) How to make page setup & apply for all layout.... tutorial1
   • How to make page setup & apply for al...  

2) How to publish & plot all layouts at a single method tutorial2
   • How to publish & plot all layouts at ...  

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