Hi ,
I'm Dyari. Thanks for reaching out. I will be happy to assist you in this regard.
Kindly disconnect all unnecessary devices attached to your computer and try these troubleshooting steps from the link below if you haven't tried them already:
https://answers.microsoft.com/en-us/windows/for...
If none of them worked for you, perform a clean install:
https://answers.microsoft.com/en-us/windows/for...
Note that you have to install the same Windows edition that was running on your computer in order not to face Windows activation issues.
If you have important data, try to rescue them:
https://answers.microsoft.com/en-us/windows/for...
Please let me know if you need further assistance and keep me updated.