Sim Card Lock; Device Administration; Device Administrators; Make Passwords Visible - Samsung Galaxy S4 User Manual

SIM Card Lock

Prevent another user from using your SIM card to make
unauthorized calls or from accessing information stored on
your SIM card by protecting the information using a PIN code.
1. From the Home screen, touch
Settings
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2. Touch Security Set up SIM card lock.
3. Touch Lock SIM card to enable the option, then enter
your SIM PIN code, and touch OK.
4. Touch Change SIM PIN.
• Enter your old SIM PIN code and touch OK.
• Enter your new SIM PIN code and touch OK.
• Re-enter your new SIM PIN code and touch OK.

Make Passwords Visible

When enabled, password characters display briefly as you
enter them.
1. From the Home screen, touch
Settings
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2. Touch Security Make passwords visible to enable the
option.
179
Apps
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Apps
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Device Administration

Some applications, such as Corporate email, may require you
allow access to your phone by device administrators in
certain circumstances, such as if your phone is lost or stolen.
Some features a device administrator might control include:
•
Setting the number of failed password attempts before the device
is restored to factory settings
•
Automatically locking the device.
•
Restoring factory settings on the device.

Device Administrators

View, add or remove device administrators.
1. From the Home screen, touch
Settings
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2. Touch Security Device administrators, and then touch
the agent(s) to use.
Apps
More.