Enable Power Saving Mode:

  1. Tap "Apps" on the home screen
  2. Go to "Settings"
  3. Swipe to "System"
  4. Tap "Power Saving" > "Power saving mode"
  5. Enable "Power Saving Mode" by tapping the ON / OFF switch
  6. To customize how the Power Saving mode works, disable or enable features like "CPU performance", "Grayscale mode" etc.

Enable Ultra Power Saving Mode:

  1. Tap "Apps" from the home screen
  2. Go to "Settings"
  3. Access "Display" > "Brightness"
  4. Clear the "Automatic brightness" check box
  5. Drag the slider to the left and tap "OK"
  6. Tap "Screen timeout" and select a lower value

Disable Wi-Fi, Bluetooth, GPS and Hotspot:

NOTE: To avoid unnecessary battery drain, you can disable the phone's connectivity features whenever they are not in use. To do so:

  1. Access the phone's "Settings" menu
  2. Swipe to "Network Connections" and tap "Tethering & Mobile Hotspot"
  3. Turn off Hotspot by tapping the ON / OFF switch
  4. Drag the "Status" bar down and tap the tiles associated with "Wi-Fi", "Location" and "Bluetooth" to disable these features (NOTE: A grayed-out tile means the feature is turned off)

Change App Sync Settings:

  1. On the home screen tap "Apps"
  2. Go to "Settings"
  3. Under "User and Backup" tap "Accounts"
  4. Access the "Accounts" tab and select an account type
  5. Adjust the available sync settings for each account type
  6. For more sync settings, tap your "user name" or "email address" at the top of the screen

Disable Background Data:

  1. From the phone's "Settings" menu swipe to "Network connections"
  2. Tap "Data usage"
  3. Press "Menu" and enable "Restrict background data"

Minimize the Use of Third Party Apps:

NOTE: Some third party apps can affect your phone battery life, assuming they run processes in the background. To increase your phone's battery life on the long run, you can disable or uninstall rarely (or never used) third party apps.

  1. Tap "Apps" on the home screen
  2. Go to "Settings"
  3. Under "Applications", tap "Application manager"
  4. Tap the "Downloaded" tab
  5. Select an application and tap "Disable"
  6. To completely remove the app from the phone, tap "Uninstall"

Use 2G Connectivity:

  1. Access the "Settings" menu
  2. Under "Network Connections", tap "More networks"
  3. Tap "Mobile network" and select "Network mode"
  4. Tap "GSM only" to restrict your connection to 2G
  5. To re-enable 4G/LTE, tap "LTE/WCDMA/GSM (auto connect)" or "WCDMA/GSM (auto connect)"

Keep the Phone Updated:

NOTE: Software updates sometime include improvements to power management and battery life. It's recommended to keep your phone updated. To manually check if an update is available for your phone:

  1. Tap "Apps" on the home screen
  2. Access "Settings"
  3. Under "System", tap "About device"
  4. Select "Software update"
  5. If an update for your phone's firmware is available for download, follow the on-screen instructions to install it on your device (NOTE: This process can take a while depending on the size of the update and your Internet connection's download speed, so make sure your phone has enough battery life)

See More: Samsung Galaxy Xcover 3: Tips & Tricks to Increase Battery Life