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Can’t Control Cpu Fan Speed? (FAQ)

    ✅ Fact Checked
    Updated on January 30, 2023
    John Chad, Bachelor Computer Science Degree & Computer Engineering.
    Written by
    John Chad, Bachelor Degree in Computer Science & Computer Engineering.
    Russel Collins
    Fact Checked by
    Russel Collins
    John is a certified IT & Computer Engineer with a Bachelors Degree. He has worked for a International Insurance Company in the IT department before deciding to become a full time blogger to help his readers. Holds a Bachelors Degree in Computer Science from Stanford University.

    Fun Fact
    Did you know that the first CPU, the Intel 4004, was released in 1971 and had a clock speed of just 108 kHz? Today’s CPUs can have clock speeds of over 5 GHz, making them millions of times faster than the first CPU.
    Controlling the speed of your CPU fan is crucial for maintaining the optimal temperature of your computer’s components. When the fan speed is not properly controlled, it can lead to overheating and damage to your hardware. In this article, we will explore the reasons why you may be unable to control your CPU fan speed and discuss potential solutions to the problem. Whether you’re a computer enthusiast or simply want to ensure the longevity of your system, this article is for you. So, let’s dive in and see what can be done to regain control over your CPU fan speed.

    1 FAQ

    Why can’t i change CPU fan speed?

    One possible reason why you may not be able to change your CPU fan speed is that your computer’s BIOS settings may not have the option to adjust fan speed. Check your BIOS settings to see if there is a way to adjust the fan speed.
    Another possible reason is that your CPU fan is not capable of being controlled. Some fans are designed to run at a fixed speed and do not have the ability to be adjusted. Check the specifications of your fan to see if it has the ability to be controlled.
    Additionally, your computer’s software may not have the capability to control the fan speed. Check for any software or drivers that may be able to adjust the fan speed and make sure they are up to date.
    It’s also possible that the fan header on the motherboard is not working properly. Check the fan header for any damage or loose connections.
    If none of these solutions work, it may be necessary to replace the CPU fan with one that has the capability to be controlled.

    How can I control the speed of my CPU fan?

    The speed of a CPU fan can be controlled through the use of software specifically designed for that purpose. These programs, such as SpeedFan or MSI Afterburner, allow for manual adjustments to the fan speed or the creation of custom fan speed profiles based on temperature thresholds. Additionally, some motherboard BIOS or UEFI firmware settings may also provide options for controlling the fan speed. It’s important to note that overclocking your CPU or GPU will also increase fan speed as the hardware needs to dissipate more heat. It is important to monitor your system’s temperature to ensure that it does not overheat, and make adjustments as necessary.

    Why are my CPU fans going crazy?

    There are several reasons why your CPU fans may be running at high speeds. One common cause is high CPU temperature. When the processor is working hard, it generates heat, and the fans work to dissipate this heat to keep the temperature within safe limits. Another possible cause is a software issue, such as incorrect fan speed settings or a malfunctioning fan control software. In some cases, it could also be caused by a hardware issue, such as a malfunctioning fan or poor thermal paste application. To diagnose and fix the issue, check the CPU temperature and ensure that the fan control settings are correct. If the problem persists, consider running a diagnostic tool or contacting a professional for assistance.

    How do you unlock fan control in BIOS?

    To unlock fan control in the BIOS, you will need to navigate to the “Advanced” or “Hardware Monitor” section of the BIOS setup utility. Once there, you should be able to locate an option to enable or adjust fan control settings.

    Please note: The exact steps to access this option will vary depending on the specific BIOS version and motherboard manufacturer. It is recommended that you consult your motherboard’s manual or the manufacturer’s website for specific instructions.

    Pro tip: It is also worth checking that your BIOS is up-to-date, as new version can bring new features and improvements.

    2 Conclusion

    In conclusion, controlling the CPU fan speed is an important aspect of maintaining the optimal performance of your computer. There are a variety of methods that can be used to accomplish this, including adjusting the BIOS settings, using third-party software, and even physically replacing the fan itself. It’s important to understand that different systems may require different solutions, so it’s always a good idea to consult the documentation or seek professional help if you’re unsure about the best approach for your specific situation.
    Be proactive in monitoring your CPU temperatures and fan speeds, and take action as soon as you notice any issues. By staying on top of this important aspect of computer maintenance, you can ensure that your system is running at its best and extend the life of your hardware. Remember, a little bit of preventative maintenance goes a long way in keeping your computer running smoothly.