How To Fix Cannot Start Ps 4 Error. Hold off until the download and installation are finished. TechSpot means tech analysis and advice you can trust.
Check that the HDD is correctly installed. Press and hold the power button until your console beeps. Once it's plugged back in, you can attempt to turn the console on.
Press and hold the power button until your console beeps.
The screen goes blank, the power indicator flashes white, and then turns off.
Turn the console off by holding the power button even if the console seems to be off already. Insert a sim ejector tool or thing pin inside the hole and push it and hold for a few seconds. Once it's plugged back in, you can attempt to turn the console on.