I was about to tern off my laptop and windows defender came up there was nothing on there so I closed it then it shut down the restarted and then the blue screen crash came up then it went to Windows defender offline then that crashd and restarted it's in a loop and I can't get onto safe mode and F8 and F4 don't work the only thing that put something up is esc but I don't know what to do with That is there a way to fix this?