Konka R8A - Device Management Settings; Aeroplane Mode; Account Management; Date & Time Settings

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change position.
When device is rotated: If this option is enabled,
your screen's orientation will switch automatically
depending on how you hold your phone when
performing certain operations, such as browsing a
web page, viewing a picture, or writing a message.
Cast: Lets you connect wirelessly to a TV or screen
and display your photos, videos, or a game.
Aeroplane mode
(1) Open Settings->Wireless & networks->More
(2) Enable Aeroplane mode.
After you enable airplane mode, all of your phone's
network features will be disabled.
Account
Open Settings->Account
You can manage, add and delete an account. For
more information, see Adding an email account.
Date & time
Open Settings->Date & time
Features may vary depending on your carrier. You
can setup date and time.
Memory
Check that there is enough space on your phone's
internal storage or microSD card before
downloading update packages or large files.
(1) Open Settings->Storage.
(2) View storage information.
(3) Touch Default write disk to set the default
storage location to Internal storage or
microSD card.