what is the frequency of symbol master update

how frequently these symbol master files are updated

Symbol Master

You can get all the latest symbols of all the exchanges from the symbol master files

• NSE – Currency Derivatives:
  https://public.fyers.in/sym_details/NSE_CD.csv

• NSE – Equity Derivatives:
  https://public.fyers.in/sym_details/NSE_FO.csv

• NSE – Capital Market:
  https://public.fyers.in/sym_details/NSE_CM.csv

• BSE – Capital Market:
  https://public.fyers.in/sym_details/BSE_CM.csv

• BSE - Equity Derivatives:
  https://public.fyers.in/sym_details/BSE_FO.csv

• MCX - Commodity:
  https://public.fyers.in/sym_details/MCX_COM.csv