A:AnswerI have used my Galaxy Tab S2 for several months now, often 8 hours at a time, and never have experienced any problems with over heating. In other words, the amount of heat it has generated during a session has never been an issue or cause for alarm.
A:Answeryes and yes. For sd card options: http://www.samsung.com/us/support/answer/ANS00043353/. For screen mirroring using chromecast, now google home app: https://support.google.com/chromecast/answer/6059461?hl=en
A:AnswerHi WNCCaroline, we understand your concerns with the Tablet. Please fill out the form below and one of our social media specialists would be happy to assist you. http://smsn.us/SamsungSupportUSA and we will respond accordingly. ^Britt