Can't Upgrade from Windows 10 to Windows 11: Black Screen After Restart

[Windows 10]

Hey everyone,I'm trying to upgrade my PC from Windows 10 to Windows 11. The PC Health Check confirms that my system is fully compatible with Windows 11.I started the installation using the Windows 11 Installation Assistant, and everything seems to go smoothly:The installation progresses correctly,Step 3 completes fully,The PC restarts as expected…But after this restart, nothing happens:My monitors stay black and receive no signal,My keyboard and mouse don’t light up,The PC fans are running normally, so the machine is still powered on.I waited 15 minutes, then tried a manual restart by holding

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