Save edited settings as Custom default settings.Open your BIOS system and bypass CPU fans.Make sure your motherboard is compatible with your latest software update.If there is no Fan control use the temperature input option then find alternative BIOS software.

In this situation make sure that you have installed the latest version of Speedfan and BIOS. Sometimes SpeedFan doesn’t detect fans, be it CPU or case fans. You will see an increase in Fan RPM speed. Now try to increase CPU fan speed by clicking on the UP arrow.

Repeat the same steps with PWM 2 mode and PWM 3 mode.

Now choose PWM 1 mode and click on Set To from the bottom right and select “Software Control”.

Here you will see the chip just click on it.

Open Speedfan and click on the configuration button then go to the Advanced tab.

Then try these troubleshooting steps but before that, you need to make sure that SpeedFan supports your motherboard If Speedfan doesn’t work on your computer and you have tested it by increasing fan speed but no result. How To Fix SpeedFan Not Working on Windows 10/ 7 You can apply the below-mentioned fixes to resolve SpeedFan not detecting fans issue. In case, it is updated then make sure that your motherboard is compatible with this tool. If the Speedfan is unable to detect the CPU fan then try to update Speedfan or BIOS software. How To Fix SpeedFan Not working Problem on the Laptop and PC

Fan speed 4.52