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5.3.5. Sound
Set Volume
5.3.6. Security
1. Device admin apps
List available device administrators for enterprises and
related settings.
2. Encryption & credentials
List installed CA certicates pre-install in system. User
cannot install user CA certicates.
5.3.7. System
5.3.7.1. Languages & input
Settings -> System -> Languages & input
User can set system language and change IME settings here.
1. Languages
• Setup system language.
• Add Language in Preferences
• Change Language (Pressing the language you want to
change and drag to the rst one)
• Remove Language in Preferences List
2. Virtual keyboard
Virtual keyboards are commonly used as an on-screen
input method. You can enable and disable input methods
by pressing “Manage keyboards”.
3. Physical keyboard
User can enable/disable to keep showing virtual keyboard
on screen or not.
4. Current keyboard
Used to change the current keyboard if system has multiple
input methods installed.
5. On-screen keyboard enable
Used to enable/disable system pre-install software
keyboard. User can press “menu” 6 times to enable on-
screen software keyboard when it is disabled. By default,
on-screen keyboard is enabled.
5.3.7.2. Date & time
Settings -> System -> Date & time
System date and time setting.
If “Automatic date & time” is on, system will get date and
time from NTP server. If “automatic data & time” is disabled,
user can change date and time by “Set date” and “Set time”.
User can change time zone in “Select time zone”. And use
can also change 24-hour format in “1:00 PM” or “13:00”.
5.3.7.3. Developer options
Settings -> System -> Developer options
Android developer options for developers, default is on and
USB debugging is default on.
5.3.7.4. About tablet
Following list will be show in Settings -> About tablet
(1). Status
(2). Legal information, Open source licenses will be list in
here.
(3). Model (model name of this device)
(4). Android version
(5). Android security patch level
(6). Kernel version
(7). Build number (release version)
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