To correct any information mismatch between our submitted claim and what is showing on the portal, then you need to reconcile the data. For this, you need to follow the below steps:
Step 1: First, you make sure you have downloaded your JSON data with the help of automatic download data from transactions, then GST Misc. Utilities, the Download GSTR JSON Data.
Step 2: After this, you can reconcile your cliam data with the portal that you have actually claimed from Transactions,
Step 3: then GST Misc. Utilities, then Reconcile GSTR Data, then Reconcile GSTR-1, 2A, 2B, and 3B.