Android O could be around the corner, but some devices still have some catching up to do. Asus ZenPad Z8 runs on Android Marshmallow, but not for long - the device started getting an update to Android Nougat 7.0 and soon all customers should receive it. The software version of the update is V5.4.1 and will bring you Multi-Window mode where you can use two apps at once. Another notable Nougat feature that hits the ZenPad Z8 is the quick switch between apps that works with a double tap on the Overview/Recent Apps button. Notification settings are easily reachable with a long press on...
Source: http://www.gsmarena.com/asus_zenpad_z8_receives_an_android_70_nougat_update-news-25234.php