Enable Power Saving Mode:

  1. Tap “Apps” on the home screen
  2. Go to “Settings”
  3. Under “System”, tap “Power”
  4. Tap “Power saving mode” and turn the feature on
  5. You can further customize how Power Saving mode works by enabling or disabling the available power saving options

Enable Ultra Power Saving Mode:

  1. Open the apps drawer
  2. Launch “Settings”
  3. Tap “Power saving” under “System”
  4. Tap “Ultra Power saving mode” and turn the feature On
  5. To further customize how the mode works, you can tap “+” to add more applications which will run in Ultra Power Saving mode

Turn Off Wi-Fi, Hotspot, GPS, and Bluetooth:

NOTE: By disabling the phone’s connectivity features when not in use (such as Hotspot, GPS, Bluetooth, and Wi-Fi), you can improve battery life in the long run. To do so:

  1. First, open the “Settings” menu
  2. Tap “Tethering & Mobile Hotspot” under “Connections”
  3. Tap the “Hotspot” switch to disable the feature
  4. Return to the home screen and drag the “Status” bar down
  5. Tap the “Wi-Fi”, “Location”, and “Bluetooth” tiles to disable these features

Switch from 4G to 2G:

  1. Open the apps drawer
  2. Launch “Settings”
  3. Under “Network Connections”, tap “More networks”
  4. Tap “Mobile Networks” > “Network mode”
  5. Tap to select “GSM only”

Lower the Screen Brightness and Timeout Duration:

  1. Go to the “Settings” menu
  2. Tap “Display” > “Brightness”
  3. Turn off “Automatic brightness” if necessary
  4. Drag the brightness slider towards the left to decrease luminosity, and tap “OK”
  5. From the “Display” menu, tap “Screen timeout”
  6. Select a lower timeout duration, such as “15 seconds”

Change Sync Settings:

NOTE: By setting your accounts / phone to sync less data, you can improve battery life in the long run.

  1. Go to “Settings”
  2. Tap “Accounts” under “User and Backup”
  3. Access the “Accounts” tab and select an account
  4. Adjust the available sync settings for the account type
  5. For more sync options, you can tap the user name or email address at the top

NOTE: Syncing options will differ depending on the account type.

Minimize the Use of Third Party Apps:

NOTE: Certain third party applications can affect your phone’s battery performance even when they are not in use – this is because some apps perform regular background processes. As such, by removing or disabling unused third party apps, you can improve battery life in the long run.

  1. Open the “Settings” menu
  2. Under “Apps”, tap “Application manager”
  3. Access “Downloaded” and select the desired application
  4. Tap “Disable” to turn off the app
  5. To remove the app, tap “Uninstall” > “OK”

Turn Off Background Data:

  1. Open the “Settings” menu
  2. Tap “Data usage”
  3. Press “Menu”
  4. Tap to enable “Restrict background data”

Check for OS Updates:

NOTE: Software updates can include battery life improvement, thus it’s recommended to keep your phone OS up to date. To check for updates:

  1. Tap “Apps” on the home screen and go to “Settings”
  2. Tap “About device” under “System”
  3. Tap “Software updates” and if available, follow the on-screen instructions to download and install updates

See More: Samsung Galaxy A9: Tips & Tricks to Conserve Battery Life