You can find the movie with English subtitles on the following official platforms:
Implementation notes (concise)
The story begins in the small-town backdrop of Kanpur, where Aarti Shukla (Kriti Kharbanda), a bright and ambitious college topper, dreams of becoming an IAS officer. Her conservative family, however, is keen on getting her married. They arrange a match with Satyendra “Sattu” Mishra (Rajkummar Rao), a humble and content clerk in the government’s excise department. The Shaadi Mein Zaroor Aana Movie English Subtitle