Navigation Keys; Apps; Default Apps; Power Management - Zte Optus X Wave P609 User Manual

individual apps. Touch an app to block or mute its notifications,
select its notification content to display on the lock screen, or let
its notifications override your Do not disturb settings.

Navigation Keys

Open Settings and touch Features > Navigation keys to
swap the positions of the Back key and the Recent apps key.
Select an option to make the switch.

Apps

Open Settings and touch Apps & notifications to see apps
installed on your phone and manage them. Touch an app to see
its information and options.

Default Apps

Open Settings-> Apps & notifications and touch Default
apps to set the default application for certain operation. For
example, you can set Email or Gmail as the default email app.

Power Management

Open Settings and touch Battery to view the battery level and
enable a Power-saver mode. Touch App Power-saver
manager to configure power management for apps, check the
battery usage and the apps that consume battery power
improperly, and cool down the battery by disabling running
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