Why my iPhone 12 is overheating while charging??

Hi Muhaimin_07,

Thanks for using Apple Support Communities. We understand you are experiencing an issue with your iPhone. We're happy to provide some information to help.

To start, make sure you're using an Apple brand cable and adapter when charging your device. Next, check out the resource below. It goes over some great information regarding your iPhone temperature, including times when you can expect that your iPhone may be warmer. Let us know if you're seeing a temperature alert on your device as shown there.

Keeping iPhone, iPad, an iPod touch within acceptable operating temperatures

Thanks.

I have the same issue with my brand new iPhone 12 and magsafe charger...