Difference in E invoice Portal and GSTR1

First generate e-invoice report from GSTR-1. See their status whether they are cancelled or not and for which invoices einvoicing is not done. Then generate einvoices for your correct invoices if not already made.

E-Invocing is mandatory so that your actual invoice remains valid.

File your GSTR-1 as per your books

Your GST  Liabililty will be determined as per GSTR-1 & But you need to confirm that E-invoice are created for each supply transaction carried out.

Kindly fill in GSTR-1 as per the actuals sales figure .

and confirm E-invoice status and generate e-invoice (if any pending)