How to Reset Your Battery? Android & iPhone

Battery issues such as incorrect percentage display, sudden shutdowns, or fast draining can often be improved through battery calibration.


Android Battery Calibration – Using #0228#

*What Does #0228# Do?

  • Recalculates battery percentage

  • Fixes inaccurate battery readings

  • Reduces fast-drain problems

Steps

  1. Keep battery at 20–25%.

  2. Dial *#0228#.

  3. Tap "Quick Start".

  4. Charge to 100%.

  5. Repeat once more.


iPhone Battery Calibration Steps

  1. Drain battery to 0% and let it shut down.

  2. Charge to 100% without interruption.

  3. Keep it plugged in for 1 extra hour.

  4. Drain to 0% again.

  5. Recharge to 100%.


Is Battery Reset Harmful?

  • Safe when done occasionally

  • Helps fix percentage inaccuracies

  • Should not be repeated too frequently


Battery Optimization Tips

  • Reduce background processes

  • Avoid overheating

  • Use certified chargers

  • Enable low power mode