Smcfancontrol older version social advice

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Manage the fan speed and activity when working on a Mac. Check the current temperature readings and increase or decrease the rotations speed of the built-in hardware fans, monitor the changes in conditions such as loading and cool runnings. Save configuration profiles.

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— fan controls dont work to change speed
How can I regulate the fan control? The constant running of the fans is very unpleasant or annoying!