iPhone Overheating While Charging – Easy Fix (2026 Guide)

Many users face the issue of iPhone overheating while charging, especially during heavy usage or after updates. This guide explains easy fixes that work for most users.
In most cases, this issue is caused by background activity or charging habits, and it can be fixed in minutes using the steps below.
We have tested these fixes on multiple devices and they work for most users.

Why iPhone Overheats While Charging?

From practical testing and user feedback, these are the most common reasons:

Too many background apps running
Using the phone while charging
Thick phone case trapping heat
Outdated iOS version
Continuous fast charging
High screen brightness

7 Tested Fixes (Step-by-Step)

1) Close Background Apps

Swipe up and close unused apps.
This reduces CPU load and heat immediately.

2) Remove Phone Case While Charging

Some cases block heat flow.
Charge the phone without case on a flat surface.

3) Avoid Using Phone While Charging

Gaming, streaming, or video calls while charging are the biggest causes of overheating.

4) Turn Off Background App Refresh

Settings → General → Background App Refresh → Off

5) Update iOS

Settings → General → Software Update → Install latest version.
Apple often fixes heating bugs in updates.

6) Lower Screen Brightness

High brightness = more heat.
Enable Auto-Brightness.

7) Reset All Settings (Safe)

Settings → General → Transfer or Reset → Reset All Settings
(Photos, apps, and files remain safe.)

When to Seek Professional Help?

Phone overheats even when idle
Battery swelling is visible
Sudden shutdowns due to heat

These may indicate a battery or hardware issue.

FAQs

Is overheating dangerous?
Yes, long-term heat can reduce battery health and performance.

Will Reset All Settings delete data?
No, it only resets system settings.

Does fast charging damage the phone?
Occasional fast charging is fine, but heavy usage during charging creates heat.

Conclusion

## When Should You Visit a Service Center?

In most situations, iPhone overheating while charging is linked to usage habits and software settings.
Following the steps above usually cools the device quickly. If the issue continues, a battery check is recommended.

Written by Bharat Choudhary – Tech Researcher & Guide
I research and test common mobile issues and share
simple step-by-step fixes based on real device testing
and user feedback.

Last Updated: January 2026

You may also find our WiFi connected but no internet iPhone fix helpful.

Releted articles:

Apple also recommends keeping iOS updated.

Update (2026):
Many users reported that restarting the phone after cleaning the charging port
fixed the issue instantly.