Install the Top Modded BIOS if:
Stick with the Stock BIOS if:
This is the Top feature. In a stock BIOS, this is hidden. machinist x99 mr9a pro bios top
| Issue | BIOS Solution |
|--------|----------------|
| No POST / black screen | Clear CMOS (jumper or remove battery for 5 min). Boot with 1 RAM stick. |
| RAM shows half capacity | Reseat CPU (bent pins cause memory channel loss). Check North Bridge settings. |
| USB ports not working | Advanced > USB Configuration > Legacy USB Support → Enabled. |
| NVMe SSD not detected | Boot > CSM > Launch Storage OpROM policy → UEFI only. |
| Fans running 100% | Advanced > Hardware Monitor > Smart Fan → Manual/PWM mode (if supported). | Install the Top Modded BIOS if: