PCIe 4.0 Riser кабель 20см, белый

TISHRIC 20/30/40/60CM PCIE 4.0 3.0 X16 Riser Cable Industrial Shielded High-Speed Flexible 90° Video Graphics Card Extender Cord

Tip

Question 1: Why is the screen black?
Solution:
3. If there are no issues with the above, it is likely that the PCIE 16X card slot on the motherboard has oxidized. Simply plug and unplug it a few more times to remove any surface material and it will work normally
Question 2: Will there be a blue screen?