Operation Manual

To download and install application updates

1 From your Homescreen, tap .

2 Find and tap Update Center > System.

3 To download a particular application update, select the update, then tap . To

download all available application updates, tap . Updates install automatically

after download.

Updating your device using a computer

You can download and install software updates on your device using a computer with

an Internet connection. You need a USB cable and a PC running the PC Companion

application.

If you don’t have the PC Companion application installed on the PC, connect your device to

the computer using a USB cable and follow the on-screen installation instructions.

To update your device using a computer

1 Be sure to have the PC Companion application installed on your PC.

2 Using a USB cable, connect your device to the computer.

3 Computer: Launch the PC Companion application. After a few moments, the

computer detects your device and searches for new software.

4 Computer: If a new software update is detected, a popup window appears.

Follow the on-screen instructions to run the relevant software updates.

IMEI number

Every device has a unique IMEI (International Mobile Equipment Identity) number.

You should keep a copy of this number. If your device is stolen, your network provider

can use your IMEI number to stop the device from accessing the network in your

country.

To view your IMEI number

• Turn off your device, then remove the battery cover and battery to view your IMEI

number.

• Open the phone dialer on your device and enter *#06#.

To view your IMEI number in the device

1 From your Home screen, tap .

2 Find and tap Settings > About phone > Status.

3 Scroll to IMEI to view the IMEI number.

Battery and power management

You can keep track of your battery consumption and see which applications are using

the most power. You can also view an estimate of how much time is left before your

battery runs out. The estimated battery time is based on your most recent usage

pattern.

To make the battery last longer, you can use one or more battery-saving modes,

which include STAMINA mode, Low battery mode, and Location-based Wi-Fi®. Each

mode works in a different way and controls several power-consuming functions on

your device.

To view which applications use the most battery power

1 From your Home screen, tap .

2 Find and tap Settings > Power management > Battery usage.

To view the estimated battery time

1 From your Home screen, tap .

2 Find and tap Settings > Power management.