Vodafone Idea has discontinued the double data offer on prepaid plans with 1.5GB daily data benefit. The telecom operator has updated its website to reveal this change, and now the double data offer banner is showing up only for prepaid plans that offer 2GB data per day.

source https://gadgets.ndtv.com/telecom/news/vodafone-idea-399-599-plan-recharge-prepaid-double-data-offer-discontinued-2231963