Why doesn't the STLab A-520 controller start on a gigabyte motherboard?

Question

RAID

Unable to enter the BIOS of the RAID controller, the prompt to press the key combination does not appear. Although the controller itself is defined in the BIOS of the motherboard, the gigabyte ga-b250m-ds3h. I understand that you need to enable or disable some option in the BIOS of the motherboard

Answer 1

Does it have bios? As a former owner, I don’t remember that he was there at all