Xiaomi Poco M3 Pro 5G has no heating issue. Almost every phone can have a heating issue, but that issue depends on the user. But there is no official fault of the phone company most of the time.
The Xiaomi Poco M3 Pro 5G has no official heating issue and not many customer reviews about heating issues on the phone. So, can confirm that there is no heating issue that we can tell you to think about before buying the phone.
And if you are a Xiaomi Poco M3 Pro 5G user and have a heating issue you can also find so many solutions for your phone.