@Mehrshad If the phone is overheating to where it is too hot to touch, I recommend having the phone evaluated by a certified technician.
For service in the U.S., you can take the phone to a local uBreakiFix location, https://www.ubreakifix.com/samsung, or send a private message with the full model code and IMEI number of the phone. http://bit.ly/2XERsky
For service outside of the U.S., please use this link: https://www.samsung.com/us/common/visitlocationsite.html
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