Nokia 8.1 Plus is the phone which was launched in December 2018, on Android 8.1 with Android One Program.
Nokia has started pushing new OTA Update to Nokia 8.1 Which includes January 2019 Security patch update.
Currently, The update is rolling out to Nokia 8.1 in India to all Nokia 8.1 Users.
The update weights around Which is bigger in Size 67.2 MB and the Update come with January 2019 Security Patch.