Settings
157
Device Administrators
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 phone.
1. Touch
Home
>
Menu
>
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 allow installation of apps from unknown sources.
1. Touch
Home
>
Menu
>
System settings
>
Security
.
2. Touch
Unknown sources
>
OK
.
Credential Storage
These options let you control how your phone accesses and stores secure certificates,
passwords, and other credentials.
Trusted Credentials
You can see the trusted credentials on your phone
’s system.
1. Touch
Home
>
Menu
>
System settings
>
Security
>
Trusted credentials
.
2. Touch an item to read the information.
Install from SD Card
You can install encrypted certificates from the SD card.
1. Touch
Home
>
Menu
>
System settings
>
Security
>
Install from SD card
.
2. Touch an available certificate.
3. Follow the onscreen instructions.
Clear Credentials
You can remove all the credentials on your phone.
1. Touch
Home
>
Menu
>
System settings
>
Security
>
Clear credentials
.
2. Touch
OK
.