1, ASUS tuf660 motherboard adjusts the fan speed, and then press DELELT or F2 to enter the BIOS system.
2. ASUS tuf660 motherboard adjusts the fan speed and selects the display through the keyboard right arrow key.
3. ASUS tuf660 motherboard adjusts the fan speed. The CPU fan speed option under the monitor tab is the setting of CPU fan speed. Click Select to modify.