This also eliminates the hazard of Windows being unavailable for work due to the slow and uncontrollable update process; Just hop back to the last working snapshot. Update later.
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Edit: To downvoters: Please note that this is a factual and sincere answer to the question “how do you secure your Windows PC?”. This is literally how I do that.
In the comment, my opinion is clearly framed as my opinion, and the rest is a description of a technical workflow, its premise, and its implications. Therefore this is a better candidate for discussion than for downvoting if you disagree. In my opinion. I’m not attached to the fate of my comment, but I prefer the society we are building here to work that way. And that is, I believe, the premise.