When this happens, sometimes the best answer is performing a factory reset. An important note: before attempting or even considering a reset, you should always try a simple restart first by ...
I've tried all of the Sony-suggested solutions (power reset, factory reset, etc) to no avail. It is now a US$1,700 paper weight that is likely not worth the expense of taking to a repair shop.
Samsung kept me on phone and computer as well as the new t.v. I bought trying to install a password so I could download an app and then get YouTube to view. This affair took almost 5 hours one day ...
You might not think you need a home security system, but having one can help keep your house safe. And we aren't talking about just security cameras but smart doorbells and motion sensors, too.