If a factory reset doesn't work, your software might be fully corrupted. You will need to "force-feed" the TV new firmware via a USB stick.
: View the official Philips Android Recovery FAQ for visual walkthroughs. android recovery philips qm16xeu qm16xeu link
Insert the USB into the TV's USB port while it is in "Android system recovery mode". If a factory reset doesn't work, your software
If you need a proper academic or informative essay, I would first need to clarify the actual subject. Would you like me to write an essay on one of the following? If a factory reset doesn't work