Press and hold the power button releasing after the second beep.
Ps4 safe mode connect a usb storage device that contains an update file.
Press and hold the power button.
Select update from usb storage device ok.
If your ps4 system does not recognize the update file check that the folder names and file name are correct.
Press and hold the power button releasing after the second beep.
In this video i go over how you can fix the error message cannot start the ps4 and then you get a message stating connect a usb storage device that conta.
Start the ps4 system in safe mode.
This option updates the ps4 system software via direct download external storage device.
Select safe mode option 7 initialize ps4 reinstall system software.
To enter safe mode turn off the ps4 by pressing the power button.
Ensure that the ps4 folder is at the root of the usb storage device and not contained in another folder.
Start the ps4 system in safe mode.
Connect a ds4 controller using a usb cable and the usb drive to the ps4 system.
Connect the dualshock 4 controller with a usb cable that transfers data and press the ps button.
Usb d ps4 update.
Connect a usb storage device that contains an update file for reinstallation for version x xx or later.
Usb d ps4 update.
Press and hold the power button releasing after the second beep.
Ensure that the ps4 folder is at the root of the usb storage device and not contained in another folder.
Connect a ds4 controller using a usb cable and the usb drive to the ps4 system.