​This year's KIFF was supposed to start on January 7. However, due to the current surge in COVID-19 cases across Bengal, especially in Kolkata, the festival has been postponed temporarily.

from Times of India https://timesofindia.indiatimes.com/entertainment/bengali/movies/news/just-in-27th-kolkata-international-film-festival-postponed-due-to-bengals-current-covid-situation/articleshow/88713209.cms