LG G4 User Guide

MBM65205501 (1.0)
ENGLISH
USER GUIDE 

User Guide
• Some content and illustrations may differ from your device depending on the 
region, service provider, software version, or OS version, and are subject to change 
without prior notice.
• Always use genuine LG accessories. The supplied items are designed only for this 
device and may not be compatible with other devices.
• Available accessories may vary depending on your region, country or service 
provider. 
• This device is not suitable for people who have a visual impairment due to the...

2SERVICE ACTIVATION
SERVICE ACTIVATION
If you are a new T-Mobile® customer and your service has not been activated, simply 
call Customer Care at 1-800-937-8997 from your landline phone and a T-Mobile 
Activations representative will assist you. You will need the following information when 
activating service:
• Service Agreement and agent code on your Agreement.
• Your name, home address, home phone, and billing address.
NOTE: For business and government accounts, please provide the name of 
your...

3SERVICE ACTIVATION
About this user guide
Please read this user guide carefully before you use your phone and keep it handy for 
future reference.
Should your phone fails to operate correctly, refer to the FAQ section.
• Some features and service may vary by area, phone, carrier, plan and version of 
phone software.
• Screen displays and illustrations on this user manual may differ from those you see 
on the actual phone.
• Designs and specifications of the phone and other accessories are subject to...

4Table of contents
Table of contents
SERVICE ACTIVATION ................................2
About this user guide ...............................3
Important notice .......................................8
Getting to know your phone ...................12
Phone layout ..........................................12
Installing the SIM or USIM card ..............14
Charging the phone ...............................16
Unlocking the screen .............................17
Smart Lock...

5Table of contents
Composing and sending email ...............46
Camera and Video ...................................47
Camera options on the viewfi nder ..........47
Using the advanced settings ..................48
Taking a photo  ......................................49
Once you have taken a photo .................50
Recording a video ..................................50
After recording a video...........................51
Gallery ...................................................53
Multimedia...

6SERVICE ACTIVATION
Violation of the instructions may cause serious injury or death.
WARNING: This product contains chemicals known to the State of California to cause 
cancer and birth defects or other reproductive harm. 
Wash hands after handling.
•  Never use an unapproved battery since this could damage the phone 
and/or battery and could cause the battery to explode.
•  Never place your phone in a microwave oven as it will cause the battery 
to explode.
• Do not dispose of your battery near fire or...

7SERVICE ACTIVATION
• Do not disassemble the phone.
• Do not place or answer calls while charging the phone as it may short-
circuit the phone and/or cause electric shock or fire.
• Make sure that no sharp-edged items, such as animal’s teeth or nails, 
come into contact with the battery. This could cause a fire.
• Store the battery out of reach of children.
• Be careful that children do not swallow any parts (such as earphone, 
connection parts of the phone, etc.) This could cause asphyxiation or...

8Important notice
Please read this before you start using your phone!
Please check to see whether any problems you encountered with your phone are 
described in this section before taking the phone in for service or calling a service 
representative.
1. Phone memory 
When there is less than 10MB of space available in your phone memory, your phone 
cannot receive new messages. You must check your phone memory and delete some 
data, such as applications or messages, to make more memory available.
To...

9Important notice
2. Optimizing battery life
Extend your battery's power by turning off features that you do not need to run 
constantly in the background. You can monitor how applications and system resources 
consume battery power.
Extending your phone's battery life:
• Turn off radio communications when you are not using. If you are not using Wi-Fi, 
Bluetooth or Location services (including GPS), turn them off.
• Reduce screen brightness and set a shorter screen timeout.
• Turn off automatic...