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a) the NVMe SSD will be used for the storage of data (as drive D:, E: etc.)
and
b) an appropriate NVMe driver is present within the Operating System (either natively or loaded/integrated),
but
the usage of such SSD as bootable system drive C: (incl. the boot sector) usually requires a special mainboard BIOS EFI module,
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A 3rd party BIOS mod might do it to make it a boot drive.
I wouldn't bother, though. You're putting racing tires on a beat up 10 year old Honda Civic.
As a secondary drive, no problem.
But, it seems you've found your...