...I've already played "everything" on this thing and couldn't tell any difference in quality between it and native K on my screen, better to ask Sony, sorry mfg.

UHD discs work without a problem. But if you want to use apps, you have to share the data with Sony.

Hello Marus, I'm afraid that doesn't mean anything to me. We have six purchased Blu-rays and they run with an excellent picture. Unfortunately, I can't help you.