User manual

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 Double tap to wake: Double-tap on the screen to turn it on
when the phone is in sleep mode.
 Auto-rotate screen: Select whether the screen contents should
rotate when the phone is rotated.
 Font size: Set the font size of the text on the screen.
 Display size: Adjust the display size of items including fonts,
icons and images on the screen.
 Screen saver: Manage the screen saver function. When it is
enabled, clock, photos or animations will be displayed as a
screensaver.
 Ambient display: Set whether the screen will be woken up when
you receive notifications.
 Pulse notification light: Flash the indicator light to notify you of
charging, low battery, or new notification.
Sound
Open Settings and touch Sound. You can adjust different types of
volume (see Adjusting volume), set Do not disturb options (see
Using do not disturb mode), show or hide silent mode mute switch
on the lock screen (see Adding a mute switch on the lock screen),
set up ringtone, notification and alarm sound (see Changing
ringtone, notification and alarm sound), set other sounds and
vibration (see Turning on/off other sounds and vibration) , and set
emergency alerts.
Storage
Open Settings and touch Storage to view the memory information of
the internal phone storage and the microSD card.
Touch Internal shared storage to get a detailed breakdown of space
usage by type. Touch a data type to see more information or delete
the files you do not need, or touch Files to view and manage all files
in the storage.
For information about removing or formatting the microSD card, see
Removing or Erasing the microSD card.
When you connect a USB storage device (such as a USB flash) to
your phone with an OTG adapter cable, you can view its storage
status, unmount it, or erase all data on it. See Using USB
On-The-Go (OTG).
Security & location
Open Settings and touch Security & location to configure options
that help keep your phone and data safe, and manage location