'Update and Shut Down' Actually Restarts Your PC (but a Fix Is Coming)

Both Windows 10 and Windows 11 have a bug that causes your PC to restart when you choose the Update and shut down option.
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How to Update DirectX on Windows 11

Windows 11 auto-updates DirectX via Windows Update—you're likely already on the latest version. To force an update, open Windows Update in the Windows 11 Settings app and click "Check for Updates." ...