There are several reasons due to which Computer does not start and display a black screen issues into your Windows operating system. When your computer will not boot up or start, you will see or hear symptoms that indicate the general area of the problem. Instead of wasting time, you must contact to reliable HP Technical Support to have immediate support from the experts.

The major reason for this problem might be an error in the instructions being sent from the Bios to a hardware component like keyboard or mouse failure, or some incompatible device driver. These sorts of issues can be fixed by clearing the error message and then installing updated firmware for an important component.

In order to fix the problem, try the methods given below; hope the following solutions can help-

Perform a hard reset:

• First of all, you need to disconnect all the peripheral devices, USB devices, and media cards as well.
• After this, you have to disconnect the AC power adapter and remove the battery. Then press and hold the power button for at least 15 seconds.
• At last, reconnect the AC power adapter and then press the Power button. Here, check the glowing LEDs near caps lock and num lock keys

Restore BIOS Default Setting:

• In the first step, you need to turn off the computer and then wait for few seconds
• After this, press the Power button in order to start the computer and press the f10 key continually to enter the BIOS setup menu.
• Press f9 key to choose and load the BIOS Setup Default settings on the BIOS Setup screen.
• Now, you are required to press f10 to “Save and Exit”.
• Then you have to select “Yes” and then press “Enter” when prompted to exit saving changes.
• At last, simply follow the prompts in order to restart your computer.

If the above-stated solutions do not help you to fix the problem, then you should try to reinstall the Windows Operating System. Moreover, you can also take help of our customer support service via HP Support Phone Number +1-877-645-7494. Here, you will get assistance and complete guidance under the supervision of skilled and experienced technicians.