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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, Location-based Wi-Fi®, and Queue
background data mode. 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.
Improving battery time using STAMINA mode
STAMINA mode turns off functions that you don't need when your device isn't in use.
For example, STAMINA mode can pause your Wi-Fi® connection, data traffic and
several power consuming applications when your device is powered on but the screen is
inactive. So you save the battery but can still receive phone calls, texts and multimedia
messages as they come in. You can also exclude individual applications from being
paused by STAMINA mode. Once you activate the screen, all paused functions are
resumed.
To activate STAMINA mode
1 From your Home screen, tap
.
2 Find and tap Settings > Power management.
3 Drag the slider beside STAMINA mode to the right, then tap Activate, if
prompted.
appears in the status bar once the battery reaches a set level.
To select which applications to run in STAMINA mode
1 From your Home screen, tap .
2 Find and tap Settings > Power management, then tap STAMINA mode.
3 Add or remove applications, as desired.
4 When you're finished, tap Done.
Improving battery time using Low battery mode
Use the Low battery mode feature to automatically start saving power when the battery
reaches a certain charge level. You can set and readjust this charge level as desired. You
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