India secured a 30-run victory against Sri Lanka in the fourth women's T20I, taking a 4-0 lead in the series. Smriti Mandhana's 80 and Shafali Verma's 79 set a record partnership, supported by spinner Vaishnavi Sharma's bowling. Captain Harmanpreet Kaur expressed concerns about maintaining a quick over-rate, emphasizing the need for improvement to avoid penalties. Mandhana noted the adjustment from ODI to T20 format, while Kaur suggested potential team changes for the final match.