Hi! Usually, we’d ask to see a crash report, but as you’ve mentioned these crashes also hardlock your PC it does indicate that something may be wrong on a driver or hardware-level. This is because Darktide operates in protected memory, and isn’t able to directly crash your PC, but is likely highlighting an existing instability.
You may wish to look in to the corresponding errors in the Windows Event Viewer, as this may point you in the right direction as to what the underlying issue is. We have instructions for how to check this and more listed here: