Hi,
I would suggest you to follow the steps given below, you need to have Windows 8 installation disk. If you have Windows 8 installation disk then proceed to Method 1 or method 2 else
I suggest you to create an installation disk with the help of links given below.
Create installation media for Windows 8.1
http://windows.microsoft.com/en-US/windows-8/create-reset-refresh-media
You can follow the steps given below to perform Automatic repair.
The Automatic repair can detect and fix the issues that prevent the computer from starting normally. You will need the Windows 8 installation disc to perform an Automatic repair. If you
don’t have a Windows 8 disc, I would suggest you to download the Windows 8 installation files from another computer through this link and choose to create an installation media when the upgrade assistant prompts.
After you have a Windows 8 installation disc, follow these steps:
- When your computer starts, wait for the manufacturer logo to check the option for boot menu, it will usually be
F12.
- The boot menu key might differ with each manufacturer. If you are unable to find the boot menu key, you may refer the user manual.
- Restart the computer, when the manufacturer's logo is displayed, keep pressing the Boot menu option key to enter the boot menu and change the boot option to
CD\DVD ROM.
- After you boot your computer using Windows DVD or
System Repair Disc, a black screen appears with gray text "Press any key to boot from CD or DVD". Press any key.
- Select the correct time and Keyboard type.
- Click Repair your computer in the lower left corner
- Click on
Troubleshooting, advanced option and then click
start up repair.
Hope it helps.