It seems that you are stuck at automatic repair loop. So, you need to perform automatic repair from an installation media and see if it helps you to fix the issue.
Step 1: Create ISO for Windows 10
You may also refer to the article mentioned below to for downloading Windows 10 on your computer.
Step 2: Perform an Automatic repair
The Automatic repair can detect and fix the issues that prevent the computer from working normally. After you have a Windows 10 installation disc/USB, 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 (in case you create DVD). Select USB in case you create USB.
- 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 Startup Repair.
If automatic repair doesn’t help to repair the startup files, you may try to repair them using these commands through Command Prompt under Advance Options.
Refer to the steps:
a) After you boot your computer using Windows 8 DVD or System Repair Disc, a black screen appears with gray text "Press any key to boot from CD or DVD". Press any key.
b) Select the correct time and Keyboard type.
c) Click Repair your computer in the lower left corner.
d) Select Troubleshoot from Choose an option screen.
e) Click Advanced options in Troubleshoot screen.
f) Click on command Prompt.
g) Type these following commands and hit enter after each line of command: