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How can I monitor and extend battery life for my Samsung Galaxy Tab 4 8.0?

Your device has an application that lets you see which applications and features use the most battery power.

Screens and settings available may vary by wireless service provider and software version.

View the Battery Status

  1. From the Home screen, touch Apps.
  2. Touch Settings.
  3. Touch the GENERAL tab.

    To switch to the tab view, touch More options > Switch to tab view.

  4. Touch Battery.
  5. The Battery screen displays the percentage of battery power remaining and how long you might expect that power to last. It also shows the processes that have been using the battery power since it was last charged and the percentage used by each.
  6. Touch the graph to see more detail about which processes were running since your device was last fully charged.

Reduce Battery Consumption

Your device provides options that help you conserve battery power. By customizing these options and turning off features in the background, you can use your device longer between charges:

  • Turn off the Bluetooth feature.
  • Turn off Wi-Fi.
  • Turn off the GPS (Location) service.
  • Turn off the mobile data connection.
  • Turn off auto-syncing of accounts.
  • Turn off the Smart stay feature.
  • Discontinue use of Live wallpapers.
  • Decrease the backlight time (timeout settings).
  • Decrease the brightness of the display.

Best Practices for Battery Charging

The following guidelines can help you charge your battery properly and safely:

  • Verify that you are using the Samsung USB/charging cable and wall charger included with your device, not third-party accessories.
  • Ensure the USB/charging cable is connected securely and is not being blocked by a cover or case.
  • Check whether a battery or charging indicator appears on the device's display when the USB/charging cable is plugged in.
  • Charge using a wall outlet, not a computer, for best results.
  • When the battery is fully charged, disconnect the device from the USB/charging cable.

Turn On Power Saving Mode

Power saving mode limits performance to conserve battery power. You can choose which features you want to restrict.

  1. From the Home screen, touch Apps.
  2. Touch Settings.
  3. Touch the GENERAL tab.

    To switch to the tab view, touch More options > Switch to tab view.

  4. Touch Power saving mode .
  5. Touch the slider to turn Power saving mode on.
  6. The following options are available:
    • Select when turned on: If available on your device, select whether Power saving mode should Always be on or Auto enable when battery power is low.
    • CPU performance: Limit the maximum performance of the CPU to conserve battery power.
    • Screen output: Use a lower frame rate and power level for your device's screen.
    • Learn about power saving: View tips about conserving battery power.

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