GSTR-3B Mistakes

AASHISH KUMAR JAIN (EXECUTIVE ACCOUNTS) (73 Points)

05 May 2021  
Respected Sir,
I wrongly filled Quarterly GSTR-3B Jan-21 To March-21 Rs. 82408.80 as CGST instead of 41204.00 & Same amt. as SGST. I did not file GSTR-1 so what will be the correction procedure. Please guide us.