Why is my SSD not detected during Windows 11 clean installation?

[Windows Server]

I decided to clean install Windows 11 due to some issues with my laptop. However, during the installation process, my SSD is not showing up—only my USB drive appears. I accessed Command Prompt through the installation menu and used diskpart to check the disk list, but my SSD is missing there too. What could be the issue, and how can I fix it?

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