How to Fix a Black Screen on Windows 11 (Before or After Log In)
https://www.howtogeek.com/fix-windows-11-black-screen/
WEBDec 1, 2023 · Common contributing factors to a black screen include a loose HDMI connection, a buggy Windows update, or issues with the graphics driver. Here's how to fix the problem. How to Fix a Black Screen That Appears Before You Log In. If the black screen appears before you sign in to your computer, run through these fixes. 1.
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