User's Guide

Device Settings 57
5. Read the message and touch Encrypt.
Warning: Do not remove the SD card during the encryption of the SD card, otherwise you will
lose some or all of your data.
Warning: If you interrupt the encryption process, you will lose some or all of your data.
Passwords
You can hide your password or PIN number as you type it.
1. Press Home > Menu , and touch System settings > Security.
2. Clear the Make passwords visible check box.
Device Administration
You can disable the authority to be a device administrator of certain applications. If disabled,
you will typically lose some functionality in those applications, such as the ability to sync new
email or calendar events to your device.
1. Press Home > Menu , and touch System settings > Security > Device
administrators.
2. Touch an application you want to disable the authority to be a device administrator.
Unknown Sources
Follow the steps below to install non-Google Play applications.
1. Press Home > Menu , and touch System settings > Security.
2. Touch Unknown sources > OK. (A check mark indicates this feature is enabled.)
Credential Storage
You can see the trusted credentials on your device’s system.
1. Press Home > Menu , and touch System settings > Security > Trusted
credentials.
2. Touch to read the information.
You can install encrypted certificates from the SD card.
1. Press Home > Menu , and touch System settings > Security > Install from
SD card.
2. Touch an available certificate.