Here are the steps to view your phone’s battery usage and manage background apps:

1. Go to your phone settings
2. Navigate to battery or power management
3. View battery usage information and analyze the list of apps consuming most of your phone’s battery power
4. Restrict or disable these apps to minimize battery consumption and extend your phone’s battery life
5. In the same settings page, navigate to App Permissions and restrict app activities like location and call in the background
6. Go to your phone’s storage and clear the cache of apps you don’t frequently use