It can be frustrating when you try to boot your computer and Windows freezes or crashes. Fortunately, there are steps you can take to fix the problem.
How to Fix Windows 10 Crashing on Startup
Turn your computer off and on again. Unfortunately, you can't properly restart Windows because it hasn't fully loaded, so you'll have to do it manually.
A lot of things happen in the background when Windows boots up. Sometimes things don’t work exactly as they should, especially after Windows installs updates or there were other major changes to the operating system when it last booted. A reboot can be all it takes to get Windows back on track.
If possible, start Windows in Safe Mode and then restart your computer.