Fix Samsung Galaxy S3 battery drain problem

If you have battery drain issue with your S3, try the following steps:

  1. Turn off phone
  2. Wait 5 seconds
  3. Hold up volume button, home button, and power button until phone cuts on
  4. Let go of power button
  5. When Screen comes up let go of all buttons
  6. Use volume button to move highlight wipe cache partition, use power button to select
  7. Then press select reboot system now

That’s it.