HMD global starts rolling out Android security patch for the month of May 2018 on Nokia 1. It is an entry level Android GO phone which was launched in February 2018. Coming back to the update, Nokia 1 starts getting May security update in India with model no. TA-1066.
As this is an OTA update so it may take some time to reach you. So don’t panic if the update notification is not popped up on your phone’s display. You can also check it manually by going through the settings>>about phone>>software updates. Moreover, Company has also stated that make sure you’re on Wifi while downloading the update. Do charge your phone up to at least 50% before installing the update.