There are different factors why a Samsung Smart TV might experience an issue. That’s why the issues might not only be limited to one problem. Some issues might be due to incorrect settings entered, like incorrect DNS settings on smart TV that may lead to connection issues. Improper picture settings might lead to abnormal images or distorted pictures and incorrectly applied system settings may lead to other severe issues.  Some of the common issues reported on Samsung’s smart TV includes apps not working, black screen, flickering, no sound, Smart Hub does not display any apps, and Samsung TV won’t connect to Wi-Fi.  Before you resort on performing hard reset, try to do some basic troubleshooting or contact Samsung support as they might have some additional tips that you can perform.