Bengaluru's Namma Metro on Monday resumed its service with Purple Line as part of Unlock 4. Trains will operate between 8 am to 11 am and 4:30 pm to 7:30 pm with a frequency of five minutes. The first metro trains started from Bayyappana Halli metro station to Mysore Road at 9 am today. The last train will depart from these stations at 11 am.