Enabling Power Saving Mode:

  1. From the home screen, tap "Apps"
  2. Access "Settings" and swipe to "System"
  3. Tap "Power saving" > "power saving mode"
  4. Move the switch to "ON"
  5. Customize how Power saving mode works. You can enable "block background data", "restrict performance" etc.

Enabling Ultra Power Saving Mode:

  1. Access the phone's "Settings" menu
  2. Swipe to "System" and tap "Power saving"
  3. Tap "Ultra Power saving mode" and enable the switch to "ON"
  4. Customize how Ultra power saving mode works by enabling applications that should be affected by this mode
  5. To add more applications, tap "+"

Adjusting the Screen Brightness and Timeout Duration:

  1. Tap "Apps" > "Settings"
  2. Under "Quick settings" tap "Display"
  3. Tap "Brightness" and clear the "Automatic brightness" check box if necessary
  4. Drag the slider towards the left and adjust the desired level
  5. Tap "OK" and go to "Screen timeout"
  6. Select a lower timeout value, like "15 seconds"

Disabling Wi-Fi, Hotspot, Bluetooth and GPS:

NOTE: A smartphone's connectivity features can greatly affect your phone's battery life. As such, you should disable these features whenever they are not in use.

  1. From the home screen, tap "Apps"
  2. Access "Settings" and swipe to "Network Connections"
  3. Tap "Tethering & Mobile Hotspot"
  4. Set the "Mobile Hotspot" switch to "OFF"
  5. Return to the home screen and drag the "notification" bar down
  6. From the notification area, tap the quick toggles associated with "Wi-Fi", "Bluetooth" and "Location" to disable these features

Application Sync Settings:

NOTE: If you set your applications to sync less data (or sync data less often) you might be able to squeeze a bit more battery life on your phone throughout the day. To adjust sync settings:

  1. Access the "Settings" menu
  2. Swipe to "User and Backup" and tap "Accounts"
  3. Tap the "Accounts" tab and select the type of account whose sync settings you want to adjust
  4. Tap your "user name" or "email address" at the top of the screen to gain access to additional sync settings

Disable Background Data:

  1. From the home screen, tap "Apps"
  2. Access "Settings" and swipe to "Network Connections"
  3. Tap "Data usage"
  4. Press "Menu" and mark the check box next to "Restrict background data"

Minimize the Use of Third Party Apps:

NOTE: Certain applications can affect your phone's battery life even when they are not in use. There are apps that run processes / services in the background, so you may want to keep an eye on them. To disable or remove third party apps you don't use:

  1. Tap "Apps" and go to "Settings"
  2. Swipe to "Applications"
  3. Tap "Application manager"
  4. Access the "Downloaded" tab
  5. Select the desired app and tap "Disable"
  6. If you want to completely remove the app, tap "Uninstall"

Switch from 4G to 2G:

  1. From the home screen, tap "Apps"
  2. Access "Settings" and swipe to "Network Connections"
  3. Tap "More networks" > "Mobile networks"
  4. Tap "Network mode" and select "GSM only" to restrict 4G connectivity
  5. To return to 4G/LTE, tap either "LTE / WCDMA / GSM (auto connect)" or "WCDMA / GSM (auto connect)"

Keep your Phone Up to Date:

NOTE: Software updates sometimes contain potential bugfixes and / or improvement to battery life, so it's recommended to keep your phone up to date. To check for new updates:

  1. From the home screen, tap "Apps"
  2. Go to "Settings" and swipe to "System"
  3. Tap "About device" > "Software update"
  4. Assuming that an update is available, follow the on-screen instructions to download and install it

See More: Samsung Galaxy Grand Max: Tips & Tricks to Increase Battery Life