Print Invoice/packing Slip In Pdf Format

Hi everyone,

Could anybody tell me how can I print invoice in pdf format in my admin panel? like this picture shows. Or i have to buy addon and install? What is the addon by the way?

https://prnt.sc/nf6mU9t8X_EH

Thanks,

Please install the built-in "PDF Documents" add-on

Please install the built-in "PDF Documents" add-on

Thank you very much! Indeed you are professional!

You are welcome! :)