Is iPhone battery heating a common problem? How to fix iPhone battery overheating issue?

Whether the battery heating of the Apple mobile phone is a common problem needs to be analyzed in combination with the specific situation. Some users have reported that some models (such as iPhone 7 Plus, iPhone 15, etc.) have heating problems, which may be related to their hardware design or high-load usage scenarios. Apple officials usually attribute the heat to normal hardware operation or the external environment, but also admit that in some cases it needs to be optimized or repaired.

1. Is the fever of the Apple mobile phone a common problem?
Hardware performance and usage scenarios
Apple's high-performance processors (such as A-series chips) can cause high loads on the CPU/GPU and generate significant heat when running energy-intensive applications such as large-scale games and video editing. This is normal, but should be wary if the temperature is too high (e.g. over 50°C).
Model-specific feedback
iPhone 15 users have reported severe heat and even burns. The iPhone 7 Plus is also known as a 'common problem' by users, which may be related to aging battery or software compatibility issues.
Apple's official response
Apple says it will optimize the heating problem through system updates, but some users believe that the thermal design is inadequate, especially when it is under continuous high load or charging.

2. Effective ways to fix iPhone battery overheating
(1). Optimize usage habits
Avoid charging while using the battery: Charging the battery can input and output power at the same time, which can increase heat generation and damage battery life.
Limit energy-intensive apps: Limit long periods of running large games, video calls, or 4K video shoots, and let your phone rest at the right time.
Close background programs: Double-tap the Home button or gesture to bring up the background and clean up apps you don't use.
(2). Adjust your phone settings
Reduce screen brightness: Turn the brightness below 30% and enable automatic brightness adjustment.
Disable non-essential functions, including Bluetooth, GPS, and background app refresh, to reduce background energy consumption.
Turn on Low Power Mode: Reduce power consumption and heat generation by restricting background activity.
(3). Improve heat dissipation and environment
Remove heavy protective cases: Choose a thin and light case with good heat dissipation to avoid blocking heat dissipation.
Avoid hot environments: Do not use your phone in direct sunlight or in hot environments in the car.
Physical cooling: Place your phone on a cool surface or use a cooling clip to help cool down.
(4). Check the battery and hardware status
Check the battery health: Go to 'Settings - Battery - Battery Health', if the maximum capacity is less than 80%, you need to replace the battery.
Troubleshoot troubleshooting apps: Use Settings > Battery to view apps that are consuming abnormal power, and uninstall or update versions.
System Update & Maintenance: Regularly upgrade the iOS system to fix vulnerabilities and clean cache files to reduce the burden on the processor.
(5). Handling of special circumstances
Severe heat during charging: Use the original charger, avoid wireless charging (the heat is higher), and suspend the use of the phone until the charging is complete.
Persistent abnormal heating: It may be a motherboard or battery failure, and it is recommended to go to an Apple authorized service center for testing.

3. Suggestions for prevention and long-term maintenance
Regular maintenance: Clean up the storage space of the mobile phone every quarter to avoid high load on the processor due to overfilling of the storage.
Avoid beta systems: Beta iOS may have compatibility issues that cause abnormal heating.
Use official accessories: Non-original chargers or cables may cause voltage instability and exacerbate heat generation.

Summary
The heating of Apple mobile phones is not an absolute 'common problem', but the problem is more prominent in some models or usage scenarios. Overheating can be effectively mitigated by optimizing settings, improving usage habits, and maintaining hardware in a timely manner. If the problem persists, it is recommended to contact Apple official support or go to an authorized repair point to troubleshoot the hardware failure.