User`s manual

Advanced settings - 49
Restarting your smartphone
You can restart (reboot) your smartphone if you find apps are not
responding. Press and hold the power button and the volume up
button at the same time until the smartphone restarts.
Adjusting settings
Activating or deactivating connections
Open the Application menu and tap Settings to manage your
connection settings.
Item Description
Wi-Fi Turn the Wi-Fi function on or off.
Bluetooth Turn the Bluetooth function on or off.
SIM cards
Set a default SIM for particular functions
(such as voice calling or messaging), turn the
data connection on or off, set roaming
preferences and associate contacts with a
SIM.
Data usage
View an estimate of the mobile data used for
each SIM.
Call settings Configure your phone account settings.
More...
Access additional connection settings:
Airplane mode: Disable all wireless
connections so you can safely use this device
onboard an aircraft.
Default SMS app: Choose which app serves
as the default SMS app.
Tethering & portable hotspot: Share your
smartphone’s mobile data connection via
USB or as a portable Wi-Fi hotspot.
VPN: Set up and manage Virtual Private
Networks.
Mobile networks: Set your options for
connecting to mobile networks.
Cell broadcasts: Configure cell broadcast
SMS settings.