Enabling and Managing Battery Saving Mode:

  1. Press the "Menu" key from the home screen
  2. Tap "Settings"
  3. Access the "My Device" tab
  4. Tap the On / Off switch associated with "Power saving mode" and set it to "ON"
  5. Tap "Power saving mode" and customize how the feature works, by marking or clearing the check boxes next to "CPU power saving", "Screen power saving" and / or "Turn off haptic feedback"

Adjusting the Screen Brightness and Timeout Duration:

  1. Press the "Menu" button from the home screen
  2. Tap "Settings"
  3. Under "My device", tap "Display" > "Brightness"
  4. Clear the check box next to "Automatic brightness", if necessary
  5. Drag the brightness slider to the left. Set it to a lower level
  6. Tap "OK" and go to "Screen timeout"
  7. Select a lower value, such as "15 seconds"

Changing the Application Sync Settings:

NOTE: You can conserve battery life by setting your apps to sync less information, or less often.

  1. Press "Menu" while on a home screen
  2. Tap "Settings" and go to "Accounts"
  3. Under "My account", select an account type
  4. Tap the available sync settings for the account. Usually, you can tap a category to mark or unmark its checkbox, or tap to increase the sync time interval
  5. To adjust additional sync settings, tap your "user name" or "email address" located at the top of the screen

Disabling Wi-Fi, Wi-Fi Hotspot, GPS and Bluetooth:

Features such as Wi-Fi, Bluetooth and GPS can impact battery life quite hard, especially when these features are enabled but not in use. For example, leaving Wi-Fi enabled while not in range of a network will keep the device searching for connections constantly. It's best to disable all of these features when not in use. To do so:

  1. Press "Menu" while on a home screen
  2. Tap "Settings"
  3. Go to the "Connections" tab and tap "More networks"
  4. Tap "Tethering & Mobile HotSpot" and tap the switch associated with "Mobile HotSpot" in order to disable the feature
  5. Return to the home screen and drag the "Status" bar down
  6. Tap the switches associated with "Wi-Fi", "Bluetooth" and "GPS", and set them to "OFF" (NOTE: a grayed out color means the feature is disabled)

Disabling Background Data:

  1. Press "Menu" while on a home screen
  2. Tap "Settings"
  3. Tap the "Connections" tab and tap "Data usage"
  4. Press "Menu" and mark the check box next to "Restrict background data"

Toggling from 4G to 2G Connectivity:

  1. While on a home screen, press the "Menu" button
  2. Tap "Settings"
  3. Go to "Connections" and tap "More networks"
  4. Tap "Mobile networks" > "Network mode"
  5. To switch to 2G, tap "GSM only"
  6. To return to 4G connectivity, simply tap "LTE / GSM / WCDMA (auto connect)" or "GSM / WCMA (auto connect)"

Minimizing the Usage of Third Party Apps:

  1. Press "Menu" from the home screen
  2. Tap "Settings"
  3. Open the "More" tab
  4. Tap "Application manager" and swipe to the "Downloaded" screen
  5. Select the desired app
  6. Tap "Disable" to turn off the app, or alternatively, tap "Uninstall" to completely remove the app
  7. Tap "OK"

Using a "Static" Wallpaper:

Live wallpapers can impact battery life greatly, specifically those that need a lot of resources in order to run smoothly. It's highly advised that you use plain images as wallpapers if you intend on maximizing battery life.

  1. Press "Menu" from any of the home screens
  2. Tap "Set wallpaper"
  3. Select "Home screen"
  4. Tap either "Wallpaper" or "Gallery"
  5. Go through your images, select the desired one and tap "Set wallpaper". NOTE: if you're browsing the gallery, select the desired image, then drag, resize and crop it, and tap "Done"

Applying the Latest Available Software Update:

NOTE: In order for this method to work, a new software update that fixes potential battery life issues or improves battery life needs to be available. If no software update is available, following the steps below will not affect battery life whatsoever.

  1. Press "Menu" from the home screen
  2. Tap "Settings" and go to "More"
  3. Tap "About device" > "Software update"
  4. Follow the on-screen prompts if there's an update available, in order to apply it

See More: Samsung Galaxy S II TV: Tips & Tricks to Maximize Battery Life