Huawei Mate 8 - Manual (Page 9)

Internet connection
You can access the Internet over
Wi-Fi or a mobile data network.
Swipe down from the status bar
to open the notification panel.
Touch to turn on mobile data.
Touch and hold to go to the
Wi-Fi settings screen. Turn on Wi-
Fi and connect to a Wi-Fi network.
Turn off mobile data when
you don't need it to reduce
your mobile data usage.