Hi checkmatewht
My name is Andre Da Costa; an Independent Consultant, Windows Insider MVP and Windows & Devices for IT MVP. I'm here to help you with your problem.
Go to another working computer, download, make a bootable copy then perform boot from it an perform a startup repair.
Go to a working computer, download, create a bootable copy
Step 1: How to download official Windows 10 ISO files
[http://answers.microsoft.com/en-us/windows/wiki...](http://answers.microsoft.com/en-us/windows/wiki/windows_10-windows_install/how-to-download-official-windows-10-iso-files/35cde7ec-5b6f-481c-a02d-dadf465df326)
Step 2: create a bootable copy
https://answers.microsoft.com/en-us/windows/wik...
Review the following guide for instructions and details about configuring your BIOS or UEFI boot settings for DVD, CD, USB or SD Card.
BIOS/UEFI Setup Guide: Boot from a CD, DVD, USB Drive or SD Card
https://www.groovypost.com/howto/bios-uefi-setu...
The Windows logo will appear on screen, this might be here for a while, as long as you see the animating dots, everything should be ok.
Select your Language, Time and Keyboard method then click Next.
Click Repair your computer in the bottom left
This will boot into the Recovery environment
Click Troubleshoot
Click Advanced Options
Click Startup repair
Perform the startup repair a couple more times then restart again to see if you are able to boot to the desktop successfully.