Introduction
iPhone batteries naturally degrade over time, but adopting the right habits can significantly slow this process. This article shares practical tips to help you maximize your iPhone's battery lifespan and maintain its performance for longer.
I. Keep the battery level between 20% and 80%
Lithium-ion batteries are most vulnerable at two extremes: remaining fully charged for extended periods or being completely drained.
Start charging when the battery level drops to 20%.
Unplug the charger when the battery reaches around 80%.
Avoid charging overnight for long periods (maintaining a 100% charge for a long time accelerates battery aging).
💡 iPhones feature "Optimized Battery Charging." When enabled, the system learns your charging habits to prevent the battery from staying at 100% for extended periods. Settings → Battery → Battery Health & Charging → Optimized Battery Charging.
II. Avoid high-temperature environments
High temperatures are the number one enemy of batteries:
Do not leave your phone in direct sunlight inside a car.
Avoid placing your phone on pillows, blankets, or surfaces that do not dissipate heat well while charging.
It is normal for the phone to heat up during intensive tasks like gaming or using navigation apps, but avoid using the phone while charging during these times.
Ideal operating temperature for iPhone: 0°C – 35°C.
III. Use genuine or MFi-certified chargers
Low-quality chargers often have unstable power output; long-term use can damage the battery:
Prioritize using genuine Apple chargers. Alternatively, choose an MFi-certified third-party charger.
Avoid using cheap chargers from unknown sources.
IV. Enable Low Power Mode
Low Power Mode helps reduce background activity and conserve battery energy:
Settings → Battery → Low Power Mode.
You can also manually activate this mode when you still have sufficient charge but want to extend usage time.
V. Minimize unnecessary power-consuming features
The following features consume energy continuously while running in the background:
Location Services: Disable location access for apps you rarely use.
Background App Refresh: Settings → General → Background App Refresh → Off.
Push Notifications: Limit notifications from non-essential apps.
Screen Brightness: Lower the brightness or enable Auto-Brightness.
VI. Periodic battery calibration (Optional)
Perform a full charge-discharge cycle every 1–2 months:
Drain the battery until the phone shuts down automatically.
Recharge it to 100%.
This helps recalibrate the battery indicator, ensuring the displayed energy level is more accurate.
Summary
The keys to extending your iPhone's battery life are: avoiding extreme charge levels (too low or too high), keeping the device away from high temperatures, and using high-quality chargers. By maintaining these good habits, you can significantly slow down battery degradation, helping your iPhone last another 1–2 years!
If your iPhone battery is already worn out or degraded, do not hesitate to contact Voltaro's wholesale team. We provide high-quality replacement batteries directly from the factory at affordable prices, with quality guaranteed!