Thank you so much for your inquiry! We can definitely understand your concerns here. While no one can speculate on future issues that may arise with any product. I can say that this time, there have been no known issues with the units in question.
Should you have any issues at all with your new purchase, don't fret. Samsung does have a manufacturer's warranty for all of our televisions. You can find additional warranty details on our website (Samsung.com) by pulling up the warranty section of the model in question.
Please feel free to reach out to our moderators directly or the community with any technical issues you may have. We are always here for you! Thank you for being a part of our community!