Unplug the power cord, turn the laptop over and take the hard drive out of the machine, then power the system back on again.If you still have a black screen, keep the battery unplugged and proceed to the next step. If it works without the battery plugged in, then most likely your battery needs to be replaced. First, unplug the battery from the laptop and then try and power on with only the power cord plugged in.How to Fix: Laptop Black Screen, Windows Won't Boot Note that these steps apply to any version of Windows, and not just Windows 10. There are a few things you can do, which I will explain in detail below. Some possibilities include: the laptop motherboard or display may have died, or a laptop component failed and needs to be replaced, your BIOS is corrupt, and possibly the Windows boot sector (or Windows itself) has gone corrupt. This is a fairly common issue, and is either a hardware problem or a Windows boot problem.

What can I do to get my laptop working? '

The power light turns on, and the screen appears to be on (the screen backlight is on), but the screen is black and it won't boot into Windows 10.

Yesterday the laptop was working perfectly fine, but this morning I tried to turn it on and all I get is a black screen.

Laptop screen not turning on