Change SIM PIN: Change the PIN used to access the
SIM card.
Make passwords visible: Display passwords as you enter
them.
Device administrators: View or deactivate apps you have
authorized to be device administrators.
Unknown sources: Tick the checkbox to permit installation
of apps from sources other than the Play Store.
Trusted credentials: Display trusted CA certificates.
Install from SD card: Install certificates from the memory
card.
Clear credentials: Delete all certificates.
Language and Input
Language: Select a language and region for your system.
Spelling correction: Check spelling of the text you enter.
Personal dictionary: Add new words to the device's
dictionary or remove words from the dictionary. The words
you add are used for spelling check and word suggestion.
KEYBOARD & INPUT METHODS: Configure text input
settings. See Knowing the Basics – Entering Text – Touch
Input Settings.
Voice Search:
Language: Select the language you use when entering
text by speaking or searching by speaking.
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