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You locked me out of your original question when you chose to get another expert.
What are your advanced options?
Please click on Advanced Options and tell me what is available.
click Reset this PC
click Remove Everything
click Just Remove Files
install to the drive where Windows is installed, if asked.
Once Windows has been reloaded
(it takes an hour or so)
you'll create a new user account and have access to the machine again.
Let me know the result please.
Did the laptop originally come with Windows 10 or was it upgraded from Windows 7 or 8?
I apologize that you had to wait for a response.
Do you still need help with your issue?