Getting started
1.
Basic structure and functions of a smartphone
2.
Turn your smartphone on and off
3.
Screen touch methods and gestures

Chapter 1 Screen Settings
1.
lock screen
2.
Home screen
3.
Apps screen
4.
Navigation bar
5.
Status bar
6.
Notification window
7.
Quick Settings window

Chapter 2 Display Settings
1.
How to find and search settings
2.
Dark mode settings
3.
Two ways to adjust screen brightness
4.
View the screen comfortably
5.
Font size and style
6.
Make the screen bigger/smaller
7.
Set screen auto-off time
8.
Edge Panel

Chapter 3 Sound and Vibration
1.
3 Ways to Set Sound and Vibration
2.
Adjust the volume
3.
Change the ringtone

Chapter 4 Safety and Emergency
1.
Medical information
2.
Emergency contact information
3.
Emergency SOS

Chapter 5 Smartphone Keyboard
1.
Types of smartphone keyboards
2.
Change your smartphone keyboard
3.
Mastering the Cheonjiin Keyboard
4.
Voice keyboard input
5.
Use emoticons
6.
Register and use convenient shortcuts

Chapter 6 Text Messages
1.
Open text message
2.
Have a 1:1 conversation
3.
Send a group text
4.
Pin text to top
5.
Delete text messages
6.
Blocking Message Sujin
7.
Recover blocked messages
8.
Attach a photo or video to a message
9.
Report spam messages

Chapter 7 Telephone
1.
Answer the phone
2.
3 ways to make a call
3.
Currency settings
4.
Video call
5.
Delete a list from the phone app
6.
Block/unblock calls in the phone app

Chapter 8 Contact Information
1. Add a contact
2.
Delete a contact
3.
Edit Contacts
4.
Add and reorder your contacts as favorites
5.
Blocking and unblocking contacts

Chapter 9 Internet Connection
1.
Wi-Fi
2.
Check and limit data usage
3.
mobile hotspot

Chapter 10 Device Connection
1.
Bluetooth
2.
Smart View

Chapter 11 Device Management
1.
Device Care
2.
Software Update
3.
Mobile phone information

Chapter 12 Generative Artificial Intelligence
1.
Install and sign up for ChatGPT
2.
ChatGPT Basic Interface