Fix Windows 10 won’t boot – Stop Error 0xc000021a

21 January 2020 | Computers | 3 comments

So there you are, minding your own business.

You try to restart your Windows 10 puter, and you end up with the new Sad Face Blue Screen of Death!

At the bottom of the screen, you see:

Stop Code: 0xc000021a

No matter what you do (like the automatic Startup Repair), you appear to be sunk… Windows just won’t boot up anymore.

What to do?

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