How do I calibrate my Galaxy S4 battery?

There is no way to calibrate the battery. Battery calibration apps in the Play Store only delete the battery stats file, and that gets deleted by Android when the battery is fully charged.

How do I stop my battery from draining so fast?

The Basics

  1. Turn Down the Brightness. One of the easiest ways to prolong your battery life is to turn down the screen brightness.
  2. Mind Your Apps.
  3. Download a Battery Saving App.
  4. Turn Off the Wi-Fi Connection.
  5. Turn on Airplane Mode.
  6. Lose the Location Services.
  7. Fetch Your Own Email.
  8. Reduce Push Notifications for Apps.

What’s draining my battery so fast?

Apps and background services Keep your apps in check if your phone’s battery is dying fast. Certain apps drain the battery more than others. The obvious ones are YouTube, Netflix, and any streaming services.

How do I reset my battery stats?

Member

  1. Root your device and install Root Explorer.
  2. Use your phone until the phone switches itself off (battery empty)
  3. Switch on once more to make sure battery really is 0% (it will then immediately switch off once more)
  4. Now, keep switched off (!), plug in charger & leave in charging until 100%

How do I reset my Android battery?

How to calibrate the battery on Android smartphones?

  1. Discharge your phone fully until it turns itself off.
  2. Turn it on again and let it turn itself off.
  3. Plug your phone into a charger and, without turning it on, let it charge until the on-screen or LED indicator says 100 percent.
  4. Unplug your charger.
  5. Turn your phone on.

How do you open a Samsung Galaxy 4 phone?

  1. Turn off the phone and remove the battery door and battery.
  2. Undo all 9 screws around the edge of the rear housing.
  3. Insert the case opening tool in between the LCD assembly and rear housing to release the clips around the edge.
  4. Use Tweezers to open the clip inside the battery compartment then release the rear housing.

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