How to increase android mobile battery backup?

 To increase the battery backup of your Android mobile device, you can try the following tips:

1. Adjust screen brightness: Reduce the screen brightness or enable auto-brightness to optimize power usage. You can adjust the brightness in the device settings or through the quick settings menu.

2. Use battery-saving modes: Many Android devices offer battery-saving modes that limit background activities, reduce screen brightness, and optimize power usage. Enable these modes when you want to extend battery life. Go to Settings > Battery > Battery saver to configure or activate this feature.

3. Manage app notifications: Some apps send frequent notifications that can drain battery power. Review the notification settings for individual apps and disable notifications for apps that aren't essential. Go to Settings > Apps & notifications > [App name] > Notifications to manage app notifications.

4. Control background app activity: Background app processes can consume battery power. Limit the number of apps running in the background by going to Settings > Apps & notifications > [App name] > Battery > Background restriction. Consider disabling background data usage for apps that you don't need to constantly sync.

5. Disable or uninstall unused apps: Unused or unnecessary apps can still consume battery power. Disable or uninstall apps that you rarely use to minimize their impact on battery life. Go to Settings > Apps & notifications > [App name] > Disable or Uninstall.

6. Use Wi-Fi instead of mobile data: When possible, connect to Wi-Fi networks instead of using mobile data. Wi-Fi consumes less power than cellular data, especially in areas with weak network signals.

7. Disable or limit automatic syncing: Automatic syncing of apps like email, social media, or cloud storage can drain battery power. Adjust the sync settings to manually sync or reduce the frequency of automatic syncing. Go to Settings > Accounts > [Account name] > Account sync.

8. Turn off vibration and haptic feedback: Vibrations and haptic feedback can consume battery power. Disable vibration for calls, notifications, and keyboard feedback if you can manage without them. Go to Settings > Sound > Vibration.

9. Limit location services: GPS and location-based services can significantly impact battery life. Use location services only when necessary or switch to battery-saving location modes. Go to Settings > Location to manage location settings.

10. Close unused apps: Close apps running in the background that you're not actively using. Either swipe them away from the recent apps menu or use a task manager app to close background processes.

11. Disable unnecessary connectivity features: Turn off Bluetooth, NFC, and Wi-Fi hotspot when not in use, as these features consume power even when idle.

12. Keep your device software updated: Manufacturers often release software updates that include optimizations and bug fixes. Keeping your device's software up to date can improve battery performance.

13. Use a dark or black wallpaper/theme: AMOLED screens use less power to display black pixels. Choosing a dark or black wallpaper and using dark themes or apps with dark modes can help conserve battery life on devices with AMOLED screens.

Remember, battery life can also depend on factors like the age of your device, battery health, and usage patterns. If you're experiencing significant battery drain despite these optimizations, it might be worth considering getting the battery checked or replaced by a professional.