iPhone 13 temperature warning, not hot, unusable

sumisko wrote:

but its not hot in the morning i woke up and i saw the warning and the whole day i didnt even use the phone because of the warning. and still same warning i cant even access my phone

What exactly does the error message say? If you can take a picture and post it, that would be even better.

Have you tried force restarting your phone?

Force restart iPhone - Apple Support

sumisko wrote:

"iPhone needs to cool down before you can use it." and even after restarting its still the same😭

You need to contact Apple for a hardware diagnostic and likely repair.

iPhone Repair and Service - Apple Support

sumisko wrote:

i cant usemy iphone 13. on the screen there is a temperature warning but its not hot. i cant use the phone what should i do?

You leave the phone alone so it can cool down.

What exactly does the warning say?