"Heating is there when put to charging and while talking on the phone. May be because it is in 4G network."
"Heats up on being charged or Internet is being surfed 2."
"When you use it for gaming or internet it heats a lot. I am using two mi4i handset, one I purchased one at the launch and one during big billion day sale and in both the handsets there is a white patch in the screen on left side in the middle which increase as per usages."
"And yes their is no heating problem as rumor says. just use as manual says."
"Heating issues was solved after update nice work miui guys. Nice marketing strategy xiaomi"
"And also its getting heated very soon. ."
"Good phone but little bit heating issue and more sensitive . I have taken this phone during Diwali offer."