This is what I got reply from them
Your Issue ID for this chat is LTK1117901123626X
Phillip: Hi, thank you for contacting Samsung Technical Support. How may I help you today?
Visitor: Hi
Visitor: How are you today?
Visitor: I am having battery issues with samsung galaxy s4
Visitor: it takes 10 hours to charge and drains fast
Phillip: I am good.
Phillip: I'm sorry to hear that you are having issues with the battery of the phone.
Phillip: I will try my best to assist you with this.
Phillip: May I know the model number of your phone ? You can find the model number beneath the phone's battery which generally starts with SGH, SCH or SPH .
Visitor: one minute
Phillip: Sure.
Visitor: SGH-I337
Phillip: Thank you.
Phillip: Since how long are you experiencing this issue with the phone?
Visitor: Last one month
Phillip: Does the issue occurred after installing any third party applications on the phone?
Visitor: No, I checked everything and Disabled most of the features say 90%, like Samrt scroll
Visitor: etc
Phillip: Just to confirm, are you using the Genuine Samsung Battery and the Charger?
Visitor: Even I ket the brightness of my screen to 10% only
Visitor: yes
Visitor: This comes with Samsung pack which I got it from AT&T before 5 months
Visitor: This is the battery which intially comes with samsung galaxy s4 phone
Phillip: Does the same issue persists when connected to the PC for charging?
Visitor: When connected with PC its not charging at all
Visitor: It shows its charging, but charging indicator satys at the same percentage after hour also
Phillip: Does the same issue persists when connected to the different charger as well?
Visitor: Can you tell me any samsung service center near nashville, TN
Phillip: Our service center is only located at Plano, Texas.
Visitor: I used the charger which comes intially with Samsung pack, But its charging When its connected to Power otlet but it takes 10 hour to charge
Phillip: I would like to inform you that the issue could be with the phone or charger. In this regard, try to charge the device using the different charger and check if the issue persists.
Visitor: I started charging the phone at 3 AM in the morning now its 12.05 PM. it only charged 77%
Phillip: I do understand your concern.
Phillip: To isolate the issue, try charging the phone using the different charger and check if the issue persists.
Visitor: What is mean by different charger?
Phillip: Try using the alternate charger to check if the issue is with the phone or charger.
Phillip: Do you have any alternate charger?
Visitor: No
Phillip: Alright.
Phillip: Lets try to hard reboot the phone and then connect the phone to the charger and check if the issue persists.
Visitor: I done almost five times from 3am