Rohit Sharma became India's full-time captain in February this year after Virat Kohli stepped down from the position of Test captain, following India's series loss to South Africa in January. Rohit had taken over as white ball captain in December last year.

from Times of India https://timesofindia.indiatimes.com/sports/cricket/india-in-bangladesh/too-early-to-judge-rohit-sharma-as-captain-give-him-time-mohammad-kaif/articleshow/96252656.cms