The speed of the computer fan has different effects on computer heat dissipation. If you feel that the heat dissipation of your computer is too fast or too slow, you can adjust the fan speed through the bios. Let's see how. Set the BIOS fan speed.

1. Enter bios, find pc health status, enter the computer health status adjustment page, then find "cpufan1 mode setting" and move the cursor there, press Enter, and move in the pop-up small window Use the "↑↓" keys to select "speed cruise mode" (adjust by speed) and press Enter,

 2. We use speed to adjust. By default, cpufan1 targetspeed value (Target speed) is 55, cpufan1 tolerance value (linear change rate) is 3, then the fan speed is 2083RPM, the fan speed is too high,

3. Let’s do it manually Adjust, adjust the cpufan1 targetspeed value to 255, then press f10 to save, then restart, re-enter the bios to check the fan speed, at this time the fan speed becomes 1048RPM, and the fan speed becomes smaller,

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The above is how to adjust the fan speed through bios. If your computer has poor heat dissipation or the fan sound is too loud, you can use this to adjust the fan speed.