Known problems include corrupted PS4 data and the dreaded blue light of death ... To Best By Customer Satisfaction In some ...
A PS4 game that was first revealed over a decade ago was quietly canceled a few years back, and now we seem to know why.
Alternatively, you can power off the PS4, then press the controller reset button, plug in the USB cable, turn the PS4 on, and once the blue light flashes, press the PS button on the controller.