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Is Charging an iPhone to 100% Bad?

Published in Technology 1 min read

While charging your iPhone to 100% won't damage it in the short term, it can potentially shorten its battery life over time.

Here's why:

  • Battery Chemistry: Lithium-ion batteries, used in iPhones, degrade with every charge cycle. Reaching 100% stresses the battery more than charging to a lower percentage.
  • Heat Generation: Charging to 100% generates more heat, which can further contribute to battery degradation.
  • Optimal Charging Range: Charging between 20% and 80% is considered the optimal range for maximizing battery life.

To extend your iPhone's battery life, consider these tips:

  • Avoid Full Charges: Try to stop charging your iPhone at 80% or 90%.
  • Use Optimized Battery Charging: iOS has a feature that limits charging to 80% until you need to use your phone.
  • Reduce Heat Exposure: Avoid charging your phone in direct sunlight or in hot environments.

By following these suggestions, you can help maintain the health of your iPhone's battery and enjoy its optimal performance for longer.

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