User's Manual
Table Of Contents
- Table of Contents
- Section 1: Getting Started 5
- Section 2: Understanding Your Phone 13
- Section 3: Call Functions 39
- Section 4: Entering Text 50
- Section 5: Contacts and Your Address Book 55
- Section 6: Multimedia 66
- Section 7: Messaging 85
- Section 8: Changing Your Settings 95
- Section 9: Connections 123
- Section 10: Applications 137
- Section 11: Health and Safety Information 164
- Section 12: Warranty Information 183
- Section 13: Samsung Product Registration 192
- Section 1: Getting Started
- Section 2: Understanding Your Phone
- Section 3: Call Functions
- Section 4: Entering Text
- Section 5: Contacts and Your Address Book
- Section 6: Multimedia
- Section 7: Messaging
- Section 8: Changing Your Settings
- Section 9: Connections
- Section 10: Applications
- AllShare
- Amazon Kindle
- AT&T Code Scanner
- AT&T FamilyMap
- AT&T Navigator
- Books
- Calculator
- Calendar
- Camera
- Clock
- Contacts
- Downloads
- Featured Apps
- Gallery
- Gmail
- Google Search
- Keys Air
- Latitude
- Live TV
- Maps
- Market
- Media Hub
- Memo
- Mini Diary
- Movies
- Music
- My Files
- myAT&T
- Navigation
- News & Weather
- Photo Editor
- Places
- Qik Lite
- Quickoffice
- Settings
- Social Hub
- Talk
- Task
- Task Manager
- Video Maker
- Videos
- Voice Command
- Voice Recorder
- Voice Search
- Voice Talk
- Words
- YouTube
- YP
- Section 11: Health and Safety Information
- Exposure to Radio Frequency (RF) Signals
- Specific Absorption Rate (SAR) Certification Information
- Smart Practices While Driving
- Battery Use and Safety
- Samsung Mobile Products and Recycling
- UL Certified Travel Charger
- Display / Touch-Screen
- GPS & AGPS
- Emergency Calls
- Care and Maintenance
- Responsible Listening
- Operating Environment
- FCC Hearing Aid Compatibility (HAC) Regulations for Wireless Devices
- Restricting Children's Access to Your Mobile Device
- FCC Notice and Cautions
- Other Important Safety Information
- Section 12: Warranty Information
- Section 13: Samsung Product Registration
- Index
![](/manual/samsung/galaxy-s-ii-at-t/user-s-manual-english/images/img-109.png)
109
Before using Device encryption, you must first set up the screen
lock using a pattern, PIN, or password. For more information,
refer to “Set up screen lock” on page 108.
1. From the Home screen, tap ➔
Settings
➔
Location
and security
.
2. Tap
Encrypt phone
.
3. At the
Encrypt phone
prompt, tap
OK
.
Your phone will restart.
4. Unlock the phone using the method you selected when you
set up Screen lock (pattern, PIN, or password) and tap
OK
.
The data on your phone is encrypted and your phone will
restart again. The icon is displayed on the top bar of
your display showing that your data is encrypted.
Device decryption
Data decryption allows you to encrypt all data that is on your
phone to enhance security after you turn it off.
1. From the Home screen, tap ➔
Settings
➔
Location
and security
.
2. Tap
Encrypt phone
.
3. At the
Encrypt phone
prompt, tap
OK
.
Your phone will restart.
4. Unlock the phone using the method you selected when you
set up Screen lock (pattern, PIN, or password) and tap
OK
.
The data on your phone is decrypted and your phone will
restart again. The icon is displayed on the top bar of
your display showing that your data is decrypted.
Set up 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.
When enabled, your phone will ask for a PIN number each time
you use the phone. Using this option you can also change your
SIM PIN number.
1. From the Home screen, tap ➔
Settings
➔
Location
and security
.
2. Tap
Set up SIM card lock
.
3. Tap
Lock SIM card
, enter your SIM PIN code, then tap
OK
.
Note:
You must activate Lock SIM card before you can change your SIM PIN
code.