We just reported about May Android Security update roll-out to Nokia 6 in Hong Kong and Taiwan starting today. But wait, this update seems to be much bigger than a security update. HMD has clubbed Android 7.1.1 Nougat update with the May update for Nokia 6 in Hong Kong and Taiwan.
If you remember, Nokia 6 Chinese, Taiwan, and Hong Kong versions ran Android 7.0 out of the box. Android 7.1.1 Nougat rolled out to Nokia 6 Chinese version with April security update. And now it is here for Nokia 6 in Hong Kong and Taiwan.
Here is the HMD’s official statement regarding the roll-out of Android 7.1.1 Nougat + May security update to Nokia 6, provided exclusively to Team Nokiapoweruser.
Nokia 6 in Hong Kong and Taiwan received Android 7.1.1 update and also the May security update today. We are delivering our promise to provide monthly security updates and also regular systems updates. China version was updated to 7.1.1 already in April and also received the May security update early this week
Coming to what Android 7.1.1 brings over Android 7.o, you can refer to the official changelog posted by Google.