Turn On Battery Saving Mode:

  1. Tap “Apps” o the home screen
  2. Open “Settings
  3. Scroll to “Device” and tap “Battery
  4. Tap “Menu
  5. Turn on “Battery saver

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

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

  1. On the home screen, swipe the “Status” bar down using two fingers
  2. Tap the “Wi-Fi”, “Bluetooth”, and “Location” tiles to disable these features
  3. For additional location (GPS) options, open “Settings” > “Location
  4. Tap “Mode” > “Battery saving
  5. To disable Hotspot, return to “Settings
  6. Under “Wireless & Networks”, tap “More
  7. Tap “Tethering & Mobile hotspot” and disable the option

Switch to 2G Connectivity:

NOTE: If your phone runs low on battery and you don’t have quick access to a wall socket or battery bank, you can conserve battery life until the next recharge by temporarily switching to 2G connectivity.

  1. Go to the “Settings” menu
  2. Under “Wireless & networks”, tap “More
  3. Tap “Mobile networks” > “Preferred network type
  4. Turn on “2G

Lower the Screen Brightness and Timeout Duration:

  1. Open “Settings
  2. Tap “Display” under “Device
  3. If necessary, disable “Adaptive brightness
  4. Tap “Brightness level” and drag the brightness slider towards the left side of the screen
  5. Return to “Display” and tap “Sleep
  6. Select a lower value, such as “15 seconds

Change Sync Settings:

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

  1. Tap “Apps” on the home screen
  2. Open “Settings
  3. Under “Personal”, tap “Accounts
  4. Select an account type and clear the check boxes associated with the sync options you want to disable

Minimize Third Party App Usage:

NOTE: Third party applications can perform regular background tasks, and thus they can affect battery life even if they are not used in the foreground. By disabling or removing unused third party apps, you might be able to improve battery life in the long run.

  1. Open “Settings
  2. Under “Device”, tap “Apps
  3. Go to “Downloaded
  4. Select the desired application and tap “Force stop” / “Disable” to turn off the app
  5. To remove the app from the phone, tap “Uninstall” > “OK

Keep The OS Updated:

NOTE: Software updates can include battery life improvements, and thus it’s recommended to keep your phone updated at all times. To check if new OS updates are available:

  1. Open the apps drawer
  2. Launch “Settings
  3. Scroll to and tap “About phone
  4. Tap “System updates” and if applicable, follow the on-screen prompts to install available updates (NOTE: the process might require a reboot)

See More: ZTE Grand X Max 2: Tips & Tricks To Conserve Battery Life