Gionee — Getting hot when flashlight / hot spot is turned on

Good day, ma gionee p4 which i bought last week came with kitkat 4.4.2, is getting unneccessary hot when ever the flash ligh and hotspot is put on, i have tried downloading the update put it has refused to install on the phone... Phone is still getting hot

I would like gionee to provide a solution for me, this is a new phone
I hope to hear from you soon

My contact is [protected]@gmail.com