Public Sector Lender Bank of India has an important message for the customers using its debit card. The bank has said that from 31st October, customers’ debit card will be discontinued if they fail to link their mobile number. Bank of India has tweeted, “As per regulatory guidelines valid mobile number is mandatory for availing Debit Card Services. you are requested to kindly update/register your mobile number before 31.10.2023 by visiting your branch for discontinuation of Debit Card Services”.