![](https://pdfstore-manualsonline.prod.a.ki/pdfasset/5/b6/5b6426f4-3b80-4b7c-9121-ed6c4e7f05bf/5b6426f4-3b80-4b7c-9121-ed6c4e7f05bf-bg84.png)
Settings
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Set up SIM card lock:
- Lock SIM card: Set to lock the SIM or USIM card. To use
your device with the SIM or USIM card, you must enter the
PIN.
- Change SIM PIN: Change the PIN supplied with the SIM
or USIM card.
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Make passwords visible: Set to show your passwords as
you enter them.
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Device administrators: View the administrators you
have approved for your device. You can allow device
administrators to apply new policies to your device.
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Unknown sources: Set to download applications from any
source. If you do not select this option, you can download
applications only from Play Store.
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Trusted credentials: Set to use certificates and credentials
to ensure the secure use of applications.
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Install from device storage: Install encrypted certificates
that are saved on a memory card.
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Clear credentials: Delete credentials from the device and
reset the password.
Language and input
Change the settings for languages and text input.
›
Language
Select a display language.
›
Default
Select a text input method.